They have been accused of making no serious attempt to break up the various drug rings
第1题
A.It must be that
B.It must have been
C.He must be it
D.Must have been it
第2题
A.There couldn't be
B.There needn't be
C.I think there was
D.There mustn't have been
第3题
We () for you everywhere. Where have you been。
A.have looked
B.looked
C.have been looking
D.are looking
第4题
A.have been told
B.has been told
C.have told
D.has told
第5题
A.was
B.had been
C.would be
D.have been
第6题
Professor Wu told us that by the end of the year he______here for three years.
A.will have worded
B.will have been working
C.would have been working
D.has been working
第7题
A.are
B.is
C.have been
D.were
第9题
If the whole surgery______ beforehand carefully, there would have been a better result.
A.was planned
B.has been planned
C.had been planned
D.were planned
第10题
A.has been
B.are
C.will have been
D.is