—She looks very happy. She ______ have passed the exam.--I guess so. It’s not difficult after all.
#88109
A
should
B
could
C
must
D
might
推荐题目
 If only I ________ driving before. 
#86751
A
learn
B
learned
C
had learned
D
would learn
 I _______ have been more than six years old when the accident happened.
#89803
A
shouldn’t
B
couldn’t
C
mustn’t
D
needn’t
If it      the climate, I would stay here much longer.
#86441
A
is not for
B
had not been for
C
were not for
D
would not be for
He is a poorly learned man, but he acts as if he ______.
#87517
A
is
B
were
C
should be
D
seems like