Although this         sound like a simple task, great care is needed.
#88073
A
must
B
may
C
shall
D
should
推荐题目
He commanded that all the gates ________.
#86789
A
should shut
B
would be shut
C
shut
D
be shut
______ he was at home, I would have phoned him then.
#86596
A
Had I known
B
I had known
C
Would I know
D
I would know
 Why were you driving so fast? You   somebody.
#87989
A
mingt hurt
B
might have hurt
C
would hurt
D
must have hurt
If he ______ it, he _______ it.
#88200
A
had seen; could have believed
B
saw; couldn’t believe
C
saw; couldn’t have believed
D
has seen; had believed