it must have been
it was
to be
it must be
第1题:
Unsatisfiedwith the payment, he took the job just to got some work experience.
A. though was he B, though he wasC. he was though D. was he though
第2题:
A、must have forgotten
B、must forget
C、might forget
D、may forget
第3题:
A、must have been
B、might go
C、has gone
D、had been
第4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
第5题:
A、must have worked
B、ought to have worked
C、would have worked
D、has worked
第6题:
It ____ over two years since the old gentleman first came to sample the puddings.
A. has been
B. was
C. will be
D. would be
第7题:
A、must have been
B、would be
C、must be
D、will be
第8题:
John's score on the test is the highest in his class, he ______ very hard.
A. must have studied
B. should have studied
C. must study
D. should study
第9题:
第10题:
He is over fifty, but he looks as though he()only in his thirties.
第11题:
It()aroundsixo’clockwhenIdrovebackyesterdaybecauseitwasalreadydark.
第12题:
Use a jumper from the motherboard where the new drive is going to be installed.
Use a jumper from a hard drive that is no longer functioning.
Contact the manufacturer of the new hard drive and have a replacement jumper shipped immediately.
The new hard drive must be replaced
第13题:
I have no idea who stole his wallet. It _____anyone.
A. must have been
B. should have been
C. could have been
第14题:
A、should have been
B、ought to have been
C、must have been
D、can not have been
第15题:
A、have gone
B、have been gone
C、be gone
D、be going
第16题:
A、has been
B、would have been
C、had been
D、was
第17题:
David’s mother insisted that he ____before ten every night.
A. must go to bed
B. goes to bed
C. go to bed
D. has gone to bed
第18题:
You look very tired. You ____ too hard these days.
A. could have worked
B. ought to have worked
C. should have worked
D. must have worked
第19题:
Unsatiafied______with the payment, he took the job just to get some work experience.
A. though was he B. though he was
C. he was though D. was he though
第20题:
第21题:
第22题:
He is over fifty, but he looks as if he()only in his thirties.
第23题:
it must have been
it was
to be
it must be
第24题:
gone over
gone by
gone through
gone with