用can或can't完成句子

You ________ look up words you don't know in a dictionary.

根据句意选择正确答案

--- Let's go to Taishan Park by taxi?

--- It's not far. We ________ (needn't/ can't) take a taxi.

根据句意选择正确答案

You ________ (needn't/ mustn't) worry about him. He will get well soon.

根据句意选择正确答案

You ________ (must/ mustn't) talk with food in your mouth at the dinning table.

根据句意选择正确答案

--- Must I do any cleaning?

--- No, you ________ (mightn't/ needn't)

根据句意选择正确答案

You ________ (must/ mustn't) wrap hongbao in white, blue or black.

根据句意选择正确答案

You ________ (can/ should) use both hands when you accept a present.