2012大学英语四级词汇记忆（权威版）06

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2012大学英语四级词汇记忆（权威版）06
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
& C' w' B: q- f7 r: W　　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
5 L% L) h( B4 z/ [, w　　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;
% i, g, D; g) e% J. M0 M　　It was essential that the applications forms send back before the deadline.
* z+ C9 ]& e7 E  E) K* f　　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
! j2 s) u. W7 M, G; O, |4 x　　when 还可以表示①刚。。就… (有动作先后关系)、②恰在此时;
' v$ d) l) X1 x, B6 R4 _5 H* o" o　　5. I had just started back for the house to change my clothes _D_ I heard voices.
　　A as B while C after D when
　　6. I felt somewhat disappointed and was about to leave， _C_ something occurred which attracted my attention.
, O! q$ F8 q8 S* W/ v　　A unless B until C when D while
$ _4 g( X- @  @8 z! W　　7. It was essential that these application forms _D_ back as early as possible.
　　A must be sent B will be sent C are sent D be sent