Question

【题目】Look at the sign “Keep quiet” on the wall.

We _______ make a noise here.

A. should B. must C. shouldn’t D. can

Answer 1

【答案】C

【解析】句意：看墙上的牌子“保持安静”。我们不应该在这里制造噪音。考查情态动词辨析题。should/shouldn’t（不）应该，表建议；must 一定，表强调；can能够，表允许或有能力。根据句意语境，可知本句表否定建议，故选C。