Give you a start. You have to write the rest yourself. You can't get something for nothing.

First, ask questions.

Do you know that?/You know what? Do you know that?/You know what? China people waste as much as 200 billion yuan of food on the dining table every year, and the dumped food is equivalent to more than 200 million people's annual rations. In sharp contrast, China has more than 100 million rural poverty alleviation targets, tens of millions of urban poor people, and many other people in need. This "waste on the tip of the tongue" is shocking and distressing. Waste on the Tip of the Tongue is both folk and official. People go to restaurants to eat, and if they can't finish eating, they are directly abandoned in restaurants; At the same time, the wind of eating and drinking with public funds is prevalent and popular.

What caused the waste on the tip of the tongue?

Second, the survey method

1, case interview method: interview people around you and ask them if they have a "CD-ROM" and how to do it.

2. Literature review: Search the Internet for information about waste on the tip of the tongue to find out how other countries do it.

3. On-the-spot investigation method: Pay attention to the observation when eating in the restaurant to see how many people have achieved the "CD".