even if
if only
but for
as if
第1题：
(A) had been
(B) has been
(C) would have been
(D) would be
正确答案：A
解答参考：A.虚拟语气题。在动词wish后跟从句表达一个不能实现的愿望时，表示与现在事实相反从句用一般过去时，表示与过去事实相反从句用过去完成时。【译文】他没参加晚会，但他的确希望他能参加。
第2题：
一If he________，he __________that food.
一Luckily he was sent to the hospital immediately.
A. was warned;would not take
B. had been warned;would not have taken
C. would be warned; had not taken
D. would have been warned; had not taken
第3题：
A.ought to have been not smoking
B.ought to have not been smoking
C.ought not to have been smoking
D.ought to not have been smoking
第4题：
A. had started, would be
B. started, might be
C. had started, would have been
D. will start, might have been
第5题：
A、was warned, would not eat
B、had been warned, would not have eaten
C、would be warned, had not eaten
D、would have been warned, had not eaten
第6题：
---Hi, Tom. Any idea where Jane is?
---Shein the classroom. I saw her there just now.
A. shall be B. should have been C. must beD. might have been
第7题：
A.might have given
B.might give
C.may have given
D.may give
第8题：
A.must
B.could
C.should
D.might
第9题：
A、might meet
B、might have met
C、may have met
D、may have been met
第10题：
He must have had an accident, or he _____ then
A:would have been here
B:would be here
C:should be here
D:had just had