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2013英语四级词汇考试资料
1. You _A_ all those calculations! We have a computer to do that sort of thing.
A needn’t have done B must not have done
C shouldn’t have done D can not have done
should have + 过去分词 本应该，本应当; shouldn’t have done本不应该，本不应当;
2. It was very kind of you to do the washing-up， but you _D_ it.
A mustn’t have done B wouldn’t have done
C mightn’t have done D didn’t have to do
3. It was essential that the applications forms _C_ back before the deadline.
A must be sent B would be sent C be sent D were sent
It be essential that 后面一定用虚拟语气，且句子谓语动词固定为(should) + 动词原型;
It was essential that the applications forms send back before the deadline.
4 We _D_ our breakfast when an old man came to the door.
A just have had B have just had C just had D had just had
when 还可以表示①刚。。就… (有动作先后关系)、②恰在此时;
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