1 You can eat winter melon, cucumber, watermelon, and pumpkin. What kind of melon can’t be eaten?

Answer: Fool

2 There are 6 steamed buns in the basin. Each of the 6 children is assigned 1 steamed bun, but there is still 1 steamed bun left in the basin. Why? Answer:

The last child took the basin away

3 Can you turn ice into water as quickly as possible? Answer:

Remove two dots from the word "ice" and it becomes "water".

4 In winter, the baby is afraid of the cold and refuses to take off his hat when he gets indoors. But when he saw someone, he took off his hat obediently. Who was that person? Answer:

Barber

5 Lao Wang shaves forty or fifty times a day, but he still has a beard on his face. What is the reason? Answer:

Lao Wang is a barber

6 There is a word that everyone will mispronounce when they see it. What is this word? Answer:

This is the wrong word

7 Who does Xiaohua look most like at home? Answer:

Xiaohua in the Mirror

8 What is the use of egg shells? Answer:

Used to wrap egg whites and egg yolks.

9 What is something that you don’t have to fight hard to hit? Answer:

Yawn

10 You can do it, I can do it, everyone can do it; one person can do it, but two people cannot do it together.

What is this doing? Answer:

Dreaming

11 What should everyone do seriously every day? Answer:

Sleep

12 Who always Don't dare to take a bath Answer:

Clay figurine

13 Xiao Ming never studied but got a model student. Why answer:

Xiao Ming is a deaf-mute student

14 What kind of car is difficult to move? Answer:

Windmill

15 Which month has 28 days? Answer:

Every month has 28 days

16 Do you know what’s wrong with sleeping in class? Answer:

It’s not as comfortable as bed

17 What kind of wine can’t you drink? Answer:

Iodine

18 What kind of eggs cannot be beaten, cooked, and even eaten? Answer:

The zero egg obtained in the exam is "0"

19 What can you hit without exerting effort? Answer:

Doze

20 The train takes 6 hours from Beijing to Shanghai. After 3 hours of travel, where should the train be? Answer:

On the track

21 When will the clock stop running? Answer:

The clock will never run in the first place

22 Bookstore What books can’t be bought here? Answer:

Suicide note

23 What is the narrowest road? Answer:

The road between enemies is narrow

24 What cannot eat? Answer:

"East-West" direction

25 A man fell from a plane, why didn't he die? Answer:

The plane is parked on the ground

26 What flower blooms all year round? Answer:

Plastic flower

27 Which English letters do most people like to hear? Answer:

CD

28 Who never sees a doctor when they are sick? Answer:

Blind people

29 Xiao Ming knows the answers to the test paper, so why does he still look at his classmates' answers frequently? Answer:

Xiao Ming is the teacher

30 Why can't he break the egg with a hammer? Answer:

Of course the hammer will not break.

31 Who can easily knock down a boxing champion? Answer:

Sleepy

32 What is it that God doesn’t know and the earth doesn’t know, but you don’t know and I know? Answer:

The soles are broken

33 A man is walking on the beach, but no footprints are found behind him. Why? Answer:

He is Walking backwards

34 A truck driver knocked down a motorcyclist. The truck driver was seriously injured, but the motorcyclist was fine. Why? Answer:

The truck driver was not driving at the time

35 What is the first thing everyone does when they wake up in the morning? Answer:

Open your eyes

36 Can you write a red letter with a blue pen? Answer:

What’s so difficult about writing a “red” letter

37 When a car turns right, which tire does not rotate? Answer:

The spare tire

38 What is the difference between Confucius and Mencius? Answer:

Confucius’ disciples are on the left and Mencius’ disciples are on top

39 Why did Xiao Wang learn a text from the first to the third grade of junior high school? Answer:

From the first to the third year of junior high school, you can study one lesson in two days, which is not bad!

40 How many eggs can a person eat on an empty stomach? Answer:

One.

Because after eating one, you are no longer hungry

41 When Columbus set foot on the New World, what did he do next? Answer:

Step on the other foot

42 The caterpillar came home and said something to his father. The father fainted on the spot. What did the caterpillar say? Answer:

The caterpillar said: "I want to buy shoes.

”

43 The plane fell from the sky, why was no one injured? Answer:

All died

44 What is in the middle of the Pacific Ocean? Answer:

It is flat

45 What is the smallest island in the world? Answer:

Safety island on the road

46 Put a chicken Put it in the refrigerator at the same time as a goose. Why does the chicken die but the goose does not? Answer:

Penguin

47 Four people are playing mahjong in a small room (no one else is there) (watching), then the police came, and all four people ran away, but the police caught another person in the house. Why? Answer:

Four people were playing a game called "Mahjong" in the house. The police caught him

48 Who is the King of Beasts? Answer:

The Director of the Zoo

49 What can be used to unlock all the secrets? Riddle? Answer:

Answer

50 What kind of people will appear after death? Answer:

People in the movie

51 Who is the person who likes to inquire about other people’s affairs? Answer:

Reporters

52 Whose voice carries the farthest? Answer:

The one who speaks on the phone? People

53 The manufacturing date and expiration date of something are the same? Answer:

Daily

54 Xiaomi spent the entire night reading history textbooks. But the next day, her mother still scolded her for not studying hard. Why? Answer:

She used the history textbook as a pillow to sleep.

55 Can the sky be covered with leaves? Answer:

Just cover your eyes with leaves

56 A cow walks 10 meters north, then 10 meters west, then 10 meters south, backs up and turns right, ask the cow Where is the tail facing? Answer:

Towards the ground

57 Why do black people like to eat white chocolate? wenwen Answer:

Afraid of biting their own hands

58 Divide 8 in half, what is the answer:

0

59 What is the biggest disadvantage for people who stutter? Answer:

Playing internationally Long-distance calls

60 What makes people laugh and cry? Answer:

Mask

61 What happened if the ID card fell off? Pick it up

62 A man was walking on a single-plank bridge. A tiger came in front and a bear came behind. How did this man get across? Answer:

Fainted

63 There were two prisoners in the prison. One night all the prisoners escaped, but the next day the guard opened the cell door and saw that there was another prisoner inside? Answer:

The name of the escaped prisoner is "Quanquan"

64 Xiao Ming's mother has three sons, the eldest only son is called Da Ming, the second son is called Er Ming, what is the name of the third son? Answer:

Of course Xiao Ming

65 Why does a cat run away when it sees a mouse? Answer:

Run to catch mice

66 What does the elephant’s left ear look like? Answer:

Right ear

67 What should you do if a needle falls into the sea? Answer:

Buy another one

68 There was a man walking on the beach, but he couldn't see his footprints when he looked back. Why? Answer:

Because he walked backwards

69 It takes an hour for a migratory bird to fly from the south to the north, but it takes two and a half hours to fly from the north to the south. Why? ? Answer:

Isn’t two and a half hours one hour?

70 Who deceives others and also deceives himself? Answer:

Liar

71 Mr. Li went to the 16th floor to discuss business, but he only took the elevator to the 14th floor.

floor, and then walk up the stairs. Why? Answer:

Mr. Li is too short to press the elevator button on the 16th floor

72 A child and an adult are walking in the dark night. The child is the adult’s son, but the adult You are not the father of the child. Why? Answer:

Because they have a mother-son relationship

73 What word is common all over the world? Answer:

Arabic numerals

74 A big, thick and wide book is placed in front of a person. He wants to step over it, but he can't. You know this is What's the reason? Answer:

Because the book is placed in the corner

75 What is the secret of longevity? Answer:

Keep breathing, don’t stop breathing

76 When is the moon seen at its largest? Answer:

When we landed on the moon

77 Who only works one day a year? Answer:

Santa Claus

78 What is it better to turn a blind eye to? Answer:

Shooting

79 Why do newborn children only have one left eye? Answer:

People inherently have only one left eye

80 Which tooth will erupt last? Answer:

Dentures

81 There was a fire in the room, and Xiao Ming couldn't open the door. How did he get out? Answer:

Open the door

82 Lan Lan is not sick, but her mouth opened and closed all night? Answer:

She eats melon seeds

83 What is the best at cheating? Answer:

Magician

84 Is there a box with two sides? Answer:

Yes! Inside and outside

85 Iron will rust if left outside in the open air, but what about gold? Answer:

Will be stolen

86 If you throw an egg at a stone, why doesn’t the egg break? Answer:

If you hold an egg in your left hand and throw a stone with your right hand, how can the egg break?

87 How many words are there in the "Xinhua Dictionary"? Answer:

Four

88 What is the difference between Superman and Batman? Answer:

One underwear is worn inside and the other is worn outside

89 Who has the worst heart? Answer:

People with gastroenteritis.

89 p>

90 The guest brought a basket of strawberries, and Beibei clamored to eat the strawberries. But my mother said why there are no strawberries at home. Answer:

The guest only sent a painting

What kind of grandpa is this grandpa I have never seen before? Answer:

God

92 2 pairs of father and son went hunting. Each of them got a wild duck, but there were only 3 ducks in total. Why? Answer:

3 grandparents

93 A patient went to the hospital for a health check-up. Why did the doctor say: "Stay away from me?" What disease did the patient have? Answer:

Cross-eyed

94 What is green when uneaten, red when eaten, and black when spit out? Answer:

Watermelon

95 Why does the sun get up earlier than people every day? Answer:

Because: People sleep later than the sun!

96 A wolf got into the sheepfold and wanted to eat the sheep, but why did it not eat the sheep? Answer:

Because: there are no sheep in the sheepfold!

97 Some are sold and some are not bought. A lot of them are sold every day. Answer:

Threshold

98 Which boat is the safest? Answer:

A boat parked on the beach

99 There is a group of boats on the hillside Sheep, here comes a flock of sheep.

How many flocks of sheep are there in a ***? Answer:

It’s still a group of people!

100 If you want to turn your dream into reality, what should be the first step? Answer:

Get up.

1. What kind of road cannot be walked?... (Answer: circuit)

2. Every move of Bobbi is inseparable from the rope, why? (Answer: Wavelet Compared to a puppet, (I don’t even understand this))

3. Xiao Wang is an excellent soldier. One day when he was on guard duty, he clearly saw an enemy approaching him quietly. Why did he open his eyes? Close one eye? (Answer: He is aiming)

4. A student throws a coin into the air: if it lands on heads, go to the movies, if it lands on tails, go play billiards, if the coin stands up, go to study. .

(Answer: Go study)

5. Two dogs are racing. Dog A runs fast and dog B runs slow. When they reach the finish line, which dog sweats more? (Answer: Dog doesn’t. Sweating)

6. There is an animal that is as big as a cat and looks like a tiger. What animal is it? (Answer: little tiger) 7

7. Monkeys per minute Can a monkey break a corn? How many corns can a monkey break in an orchard in 5 minutes? (Answer: not one)

8. Three trees in a row (note: pay attention to the homophony) must be tied 10 horses, can only be tied individually but not both? (Answer: How to tie)

9. What is higher than the sky in the world? (Answer: The heart is higher than the sky)

10. What valuable thing is most likely to disappear? (Answer: artificial satellite)

11. Three Jinxin, three water are called Miao, and three people are called the crowd, then the three ghosts should be called What? (Answer: Call for help)

12. When a fat girl is sick, what is she most afraid of when others come to visit her? (Answer: Take care of yourself)

13. What is it? More annoying than crows? (Answer: crow's beak)

14. Who is the greatest family in our country? (Answer: old man)

15. What is Sleeping Beauty most afraid of? ? (Answer: Insomnia)

16. Xiao Ming said to Xiao Hua: I can sit in a place where you can never sit! Where is he sitting? (Answer: Xiaohua's body)

17. No matter how similar the twins are, someone will always be able to tell them apart. Who is this person? (Answer: themselves)

18. Which train is the longest in the world besides trains? (Answer: Traffic jam)

19. Who is the person who works only one day a year and is not afraid of being fired? (Answer: Santa Claus) )

20. Why doesn’t the egg break when you hit it against a stone? (Answer: Of course it doesn’t break when you hit an egg against a stone)

21. Which game is played backwards? (Answer: Tug of War)

22. What is the relationship between your father’s sister’s cousin’s cousin’s father and your uncle’s son’s sister-in-law? (Answer: Relative relationship)

23. What does a dentist rely on for food? (Answer: mouth)

24. He is obviously short-sighted, but he is also a famous greedy boy. If you put a pile of books in front of him and an apple behind the book, what do you think? What will you look at first? (Answer: Can’t see anything)

25. A person who can’t swim fell into the water but didn’t drown. Why? (Answer: Wearing a life jacket)

26. What can be used to solve all the mysteries? (Answer: Mystery)

27. Two dogs are racing. Dog A runs fast and dog B runs slow. When they reach the finish line , which dog sweats more? (Answer: Dogs don’t sweat)

28. Chu Chu’s birthday is on March 30th. In which year is it March 30th? (Answer: March 30th every year)

29. Which sea does not produce fish? (Answer: Cihai)

30. The biggest shadow you have seen so far is What? (Answer: Dark night, which is the shadow of the earth)

31. There is a natural black marble. On September 7th, what will happen if you throw it into the Qiantang River? (Answer: sink to the bottom of the river)

32. What is the fastest way for ice to turn into water? (Answer: Which two points of the word ice are removed)

33. Xiao Wang is An excellent soldier, when he was on guard duty one day, he clearly saw an enemy approaching him quietly. Why did he turn a blind eye? (Answer: Because he is aiming)

34. There is a person who was born to your parents, but he is not your brother or sister. Who is he? (Answer: yourself)

35. What thing climbs higher when the weather gets hotter? (Answer: Dimension meter)

36. What will increase by half after being inverted? (Answer: Number 6)

37. Why do people want

Go to the market? (Answer: Because the market cannot come)

38. Why can frogs jump higher than trees? (Answer: Trees cannot jump)

39. There is a certain order written on the paper. However, those who understand this text must not read the order. So, what is written on the paper? (Answer: It is written above, do not read this article)

40. What will an air conditioner become if it falls from the building? (Answer: murder weapon)

41. Why are modern people increasingly dishonest in their words? (Answer: Of course it is more convenient to make phone calls than to write letters)

42. Two people live in the same house In the alley, they are only a few steps apart. They work in the same factory, but when they go to work every day, one always turns to the left and the other to the right. Why? (Answer: They live across the street)

43.Net When can you lift water? (Answer: When the water turns to ice, of course you can lift it with a net)

44. Where is the place with the highest death rate in the world? (Answer: In bed)

p>

You can do it, I can do it, everyone can do it. One person can do it, but two people cannot do it together. What is this doing? (Answer: Dreaming)

How should a woman who has been divorced fifty times be described? (Answer: all the hard work has been done, wasted)

A divorced woman How should you describe a woman who has been married fifty times? (Answer: Ex-husband abandoned her)

It takes three minutes for three children to eat three loaves, and it takes ninety children to eat ninety loaves. How much time? (Answer: It is also three minutes, ninety children eat at the same time)

What kind of wheel can only spin but not move? (Answer: The wheel of a windmill)

What on earth What is the farthest distance something has to travel every day? (Answer: Earth)

What is the earliest Chinese surname? (Answer: Shan)

Iron will rust if left outside. What about the gold? (Answer: It will be stolen)

When does 1 2 not equal 3? (Answer: When the calculation is wrong)

Two people live in an alley There, only a few steps apart, they work in the same factory, but when they go to work every day, one always goes to the left and the other to the right. Why? (Answer: They live across the door)

Three children eat It takes 3 minutes to make three loaves. How long does it take for ninety children to make ninety loaves? (Answer: It also takes three minutes, ninety children eat at the same time)

What kind of wheel can only spin but not move? ?(Answer: The wheels of a windmill)

When is it better to raise your hands high? (Answer: When someone puts a gun to your head)

Xiao Ming’s family lives on the fifth floor, but the elevator is broken and he didn’t take the stairs himself, but he went up to the fifth floor and returned home. Is this possible? (Answer: The upstairs where his mother carried him on her back)

What thing on the earth has to travel the furthest distance every day? (Answer: The earth (the earth rotates once every day is four million kilometers))

A black, thick, and hard stick inserted into the When you go into the hole, you feel warm. When you pull it out, the customer will have to pay (an industry) (answer: roasted sugar cane)

It’s hard even if you lick it, but it’s hard even if you don’t lick it. I want to sleep comfortably , first rub it (something on the human body) (answer: teeth)

A kind of thing, Easterners are short, Westerners are long, after marriage, women can use men’s things, monks I have it but I don’t use it (answer: human, surname)

What is the hardest thing? Girls love it most, especially married women, they love it to death.

(Answer: diamond)

A Ming was bitten by a mosquito, one large and one small. Is the larger one bitten by a male mosquito or a female mosquito? (Answer: Male mosquitoes do not bite humans)

In a house, there are oil lamps, heaters and fireplaces. Now, you want to light three appliances, but you only have one match. First, please Which one should I order? (Answer: Matches)

There are two prisoners in a cell. One of them will be detained for one year for stealing, and the other is a robber and murderer, but he will only be detained for two weeks. ,Why? (Answer: Because the murderer will be dragged away to fill his life)

Two people share five apples. What is the most fair way to divide them? (Answer: squeeze into juice)

Xiao Zhang drove his car and accidentally hit a telephone pole and had a car accident. When the police arrived, there was a dead person in the car. Xiao Zhang said that it had nothing to do with him, and the police believed him. Why? (Answer: Xiaokai hearse)

Why did a ferocious hungry cat run away when it saw a mouse? (Answer: Run after the mouse)

In the zoo, the elephant has the longest trunk. What is the second longest trunk? (Answer: baby elephant)

When a person walks on the beach, why can’t he see his own footprints when he looks back? (Answer: Walk backwards)

What animal did you kill and bleed your blood? (Answer: mosquito)

Two pairs of father and son went to buy hats. Why did they only buy three hats? (Answer: three generations)

Xiaohong and Xiaoli are classmates and live in the same street. They always go to school together, but when they leave home every day, one walks to the left and the other to the right. What's going on? (Answer: Their doors are facing each other)

In a closely monitored examination, two students handed in exactly the same test paper. After the examiner found out, he didn't think they were cheating. What's the reason? (Answer: Both papers were blank)

Aunt Zhang talks non-stop all day long, but there is one month when she talks the least. Which month is that? (Answer: February)

There is a kind of place that specializes in teaching bad people, but no police dare to take action against it.

Where is this place (answer: detention center)

The news published in the newspaper may not be 100% true, but what news can never be false? (Answer: year, month, day in the newspaper)

What is the first thing everyone does when they wake up in the morning? (Answer: Open your eyes)

What would you do if you had a hen that laid golden eggs? (Answer: Stop dreaming)

A plane full of people fell from an altitude of 10,000 meters and crashed. Why was there no one injured? (Answer: No one was injured, all fell to death)

If we want to make our dreams a reality, what will be the first thing we do? (Answer: wake up)

What don’t people like to eat? (Answer: suffer a loss)

People told Adan why her clothes were unbuttoned, but she didn’t care. Why? (Answer: Because his clothes only have zippers and no buttons)

Set firecrackers in the crotch ----- hit a military item (answer: bomb)

Condoms---- Name a place (Answer: Baotou)

Xiao Liu is a very ordinary person, why can he not blink for more than ten hours? (Answer: While sleeping)

Valentine Card , birthday cards, big and small cards, which card should be sent to a woman to win her favor the most? (Answer: credit card)

Xiao Wang never walks without his feet touching the ground. Why is this? ? (Answer: Because of wearing shoes)

Where do you have to pay to speak? (Answer: making a phone call)

Dongdong’s father has very good teeth, but he often goes to the dental hospital , why? (Answer: Because he is a dentist)

Which floor should you start building a building from? (Answer: From the foundation)

Why do wild geese fly in autumn? Go south? (Answer: If you go, it’s too slow)

What door can never be closed? (Answer: Football goal)

What is more annoying than crows? (Answer: crow's mouth)

The woman does somersaults. ---Name a foreign city (answer: Babylon)

There is a piece of natural black marble. On September 7th, what will happen if you throw it into the Qiantang River? (Answer: sink to the bottom of the river)

There is a person who was born to your parents, but he is not your brother or sister. Who is he? (Answer: yourself)

What climbs higher when the weather gets hotter? (Answer: Thermometer)

An old lady got on the bus. Why did no one give up her seat? (Answer: There is room in the car)

Xiao Wang whistled leisurely while brushing his teeth. How did he do it? (Answer: Brushing dentures)

Which one is more painful to hit the head with coconut or watermelon? (Answer: My head hurts)

What product has the manufacturing date and expiration date on the same day? (Answer: newspaper)

Why is there a hospital that never treats people? (Answer: Veterinary Hospital)

There is a cow with its head facing north. It turns to the right and makes three circles in place, then turns back and makes three circles in place, and then turns right again. At this time, its Where is the tail facing? (Answer: Chao Di)

When a fat girl is sick, what are you most afraid of when others come to visit her? (Answer: Take care)

If tomorrow is the end of the world, why do some people want to commit suicide today? (Answer: Go to heaven to occupy a place)

Why would a healthy couple give birth to a baby without eyes? (Answer: Chickens lay eggs)

Vixels are best at confusing men, so What kind of "spirits" are obsessed with men and women together? (Answer: alcohol)

Xiao Zhang never walks without his feet touching the ground. Why is this? (Answer: Still wearing shoes and socks)

Pangpang is a well-known diver, but one day, he stood on the platform but did not dare to jump off.

why is that? (Answer: There is no water underneath)

Which tooth will erupt last? (Answer: Dentures)

Why do two tigers fight to the death and never give up? (Answer: No one dares to break up the fight)

Xiaohong and her mother are both in the same class. Why is this? (Answer: One is a student and the other is a teacher)

Why did the frog lose to the dog in the swimming competition? (Answer: The frog fouled with breaststroke)

How much time does it take to finish studying at Peking University? (Answer: One dollar is enough)

Xiao Ming always likes to break the alarm clock at home. Why does his mother always ask his father, who cannot repair clocks, to repair it for him? (Answer: Repair Xiao Ming)

What color are the teeth of babies born to black and white people? (Answer: Babies have no teeth)

There is a stick and you want to make it shorter, but you are not allowed to saw, break or shorten it. What should you do? (Answer: Compare the length of one with it)

How to write zero in Roman numerals? (Answer: There is no zero in Roman numerals)

Can you use 3 and chopsticks to make a number that is larger than 3 and smaller than 4? (Answer: Make up pi∏)

Shasha claims to be an expert in identifying the age of hens. His trick is to use his teeth. Why? (Answer: Eat the chicken by mouth to identify the age of the hen)

What number should be added between the numbers 0 and 1 to make the number larger than 0 and smaller than 1? (Answer: Add one. Become 0.1)

What is said that fathers will never touch each other, but they will touch each other twice when they are called daddy? (Answer: upper lip and lower lip)

If one corner of a square table is removed, how many corners are left? (Answer: 5 dimes)

Mrs. Jin has always been outspoken, but what happened to make her suddenly hesitant? (Answer: Mrs. Jin was hesitating while eating sugar cane)

Please think carefully, what is the biggest shadow you have ever seen? (Answer: The shadow of the earth, that is, every night)

How should 24 people be arranged in 5 rows and 6 rows in the city? (Answer: Just arrange it in a regular hexagon)

On the bus ***, two people were having a lively conversation, but the onlookers couldn't hear a word. Why? (Answer: This is a pair of deaf-mute people)

Under what circumstances is a person truly at the mercy of others? (Answer: On the operating table)

The angrier something becomes, the bigger it becomes? (Answer: Temper)

Asked the doctor about the patient's condition, the doctor only raised 5 My family members cried when I touched my finger. What’s the reason? (Answer: three long and two short)

Why are people willing to buy fake things? (Answer: wig, dentures)

What gets dirtier the more you wash it? (Answer: water)

Who is the most disobedient? (Answer: Deaf)

A man fell into the river and struggled a few times. He climbed up from the river. His clothes were all wet, but his hair was not wet. Why? (Answer: Because he is bald)

The new socks Xiao Ming bought had a hole in them, but he didn’t go to the salesperson to change them. Do you know why? (Answer: Socks)

What are you punished for even though you didn’t do it? (Answer: Homework)

What is it that no one wants to get? (Answer: disease)

Which English letter does most people like to hear? (Answer: CD)

What thing grows a tail at night? (Answer: shooting star)

The family asked the doctor about the patient's condition. The doctor only raised five fingers, and the family cried. What was the reason? (Answer: three long and two short)

What has five heads, but people don't realize it? What's weird about it? (Answer: hands, feet)

What water can never be used up? (Answer: tears)

What does the elephant's left ear look like? (Answer: right ear)

What books can’t be bought in bookstores? (Answer: suicide note)

What kind of hat cannot be worn? (Answer: screw cap)

A student lives in school, why is he often late for school? (Answer: The school where his home is located is not the school he attends)

Why do the police turn a blind eye to car drivers who run red lights? (Answer: The driver did not drive)

Two pairs of father and son went to buy hats. Why did they only buy three hats? (Answer: three generations)