did; set
had done; should be set
do; be set
had done; must be set
第1题：
A.should he have realize
B.he realized
C.did he realize
D.he had realized
第2题：
Why was David able to get the job in the company?
A．He had done well in all his exams.
B．He had written some computer programs.
C．He was good at playing computer games.
D．He had learnt to use computers at schoo1.
第3题：
A、merited
B、deserved
C、was worthy of
D、was worth
第4题：
A.to have bought...set
B.to buy...had set
C.buying...set
D.having bought...had set
第5题：
When an old and unhappy man told Andersen that he was sorry for what he had done, Andersen______.
第6题：
Why was David able to get the job in the company?
A. He had done well in all his exams.
B. He had written some computer programs.
C. He was good at playing computer games.
D. He had learnt to use computers at school.
第7题：
Not until______ the whole thing to him ______that he was wrong.
A. had I explained, he realized
B. had I explained, that he realized
C. I had explained, that he realized
D. I had explained, did he realize
第8题：
A、except send
B、except to send
C、but to send
D、but sending
第9题：
A.why
B.that
C.how
D.what
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