-----Did Mary come to the party?---I don’t know．She _____while I was out．
#87300
A
may have come
B
must have come
C
might come
D
could come
推荐题目
His failure in the exam suggested that he __________ the teacher’s instructions.
#89495
A
can’t have followed
B
needn’t have followed
C
mustn’t have followed
D
shouldn’t have followed
The boy insisted that he ＿＿ old enough, and ＿＿ the right to make his own choice.
#87211
A
was; be given
B
was; was given
C
be; give
D
is; be given
Miss Pei is on time for everything. How ______ it be ______ she was late for the opening ceremony?
#88002
A
must; where
B
can; that
C
should; when
D
might; if