(2013·皖南八校一模)I felt surprised that anyone of his intelligence ________ such an easy test.
#62427
A
might have failed
B
could have failed
C
should have failed
D
must have failed
推荐题目
 —________ I swim here?—I’m sorry. Children _______ swim alone here.
#76532
A
Must , can’t
B
May , must
C
Can, mustn’t
D
Can’t can
The boy is old enough to ---------himself.
#76986
A
wear
B
put on
C
dress
D
be in
 ---Must I do the work today? ---No, you _______. You may do it tomorrow.
#78312
A
can’t
B
mustn’t
C
shouldn’t
D
needn’t