题目
A.tall
B.big
C.long
D.Well
第1题
A.must have
B.must have had
C.must have been
第2题
A.It must be that
B.It must have been
C.He must be it
D.Must have been it
第3题
These results must be accurate, because all the calculations have been done by an()
computer.
A)electric
B)electronic
C)electrical
D)electricity
第4题
A.should have been
B.must have been
C.should be
D.must be
第5题
A.must been in the U.S. for some time
B.must have been in the U.S. for some time
C.should have been in the U.S. for some time
D.May be in the U.S. for some time
第6题
I have no idea who stole his wallet. It _____anyone.
A. must have been
B. should have been
C. could have been
第8题
A.have hard-working
B.must have hard-worlking
C.must have been hard-working
D.have been hard worlking
第9题
The Browns _______ the trains; if not, they would have been at the get-together as scheduled.
A、must miss
B、must have missed
C、should miss
D、should have missed
第10题
Since the road is wet this morning,last night ().
A.it must be raining
B.it must rain
C.it must have rained
D.it must have been rained
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