I______have written to him because he phoned me shortly afterwards.A、needn’tB、o

游客2025-04-01  0

问题 I______have written to him because he phoned me shortly afterwards.

选项 A、needn’t
B、oughtn’t to
C、wouldn’t
D、shouldn’t

答案 A

解析 needn’t have done sth.表示过去做了某事,但事后证明没有必要做。oughtn’tto/shouldn’t have done sth。表示过去做了不该做的事;wouldn’t have done sth。用在虚拟条件句过去时的主句中,表示如果具备了所指的条件就不会做某事。
转载请注明原文地址:https://tihaiku.com/zcyy/4022599.html
最新回复(0)