Question

【题目】— Jenny, we buy Mom presents. We can clean the house from top to bottom.
— Good idea! It's a special present for Mother’s Day.
A.can't
B.mustn't
C.shouldn't
D.needn't

Answer 1

【答案】D
【解析】句意：--Jenny，我们不需要给母亲买礼物，我们可以从上到下打扫房子。--好主意，这是母亲节的一个特殊的礼物。A. can't不能；B. mustn't禁止；C. shouldn't不应该；D. needn't不必。根据题意，故选D。