We must give up this plan for we are _____of funds.

we must give up this plan for we are missing of funds. We have to give up this plan because of lack of funds.

First of all, exclude the adverbial for we are missing of funds from the original AB of. The verb is are, so do

If it is a more advanced answer, it should be in lack

We must give up this plan for we are missing of funds

※ Lack usage

(1).lack

verb means "lack". Insufficient; No "

. Used as a transitive verb.

He lacks courage.

Owning to lack of time, we can't do more than what we have done.

Due to lack of time, we can only do

this.

Their actions lack consistency; They say one thing and do another.

Their words and deeds are different. They say one thing and do another.

the photographs are lack definition. You'd better have them taken again.

These photos are not clear enough. You'd better take them again.

(2).Lack

is an intransitive verb, meaning "can also be used as" lack, shortage; Insufficient; Need "

, often used in continuous tense, intransitive. For example:

Something is missing.

Is she lacking in courage?

Does she lack courage?

[ Usage expansion]

lack

Lack:

Lack in

(a certain quality, characteristic, etc.), not enough

lack for

Lack (. Usually use "lack+of＋+nouns". For example:

The item was not explained for lack of time. This item was not explained for lack of time.

Lack of funding is making our job more difficult. Lack of funds makes our work more difficult.