— Hi, Mary. Any idea where Bill is?— He ______ in the library. I saw him reading books there just now.
#88057
A
shall be
B
should have been
C
must be
D
might have been
推荐题目
I_______ have watched that movie —it’ll give me horrible dreams.
#88247
A
shouldn’t
B
needn’t
C
couldn’t
D
mustn’t
If I had worked harder at school, I ___ in a comfortable office now.
#88009
A
would have sat
B
had sat
C
would be sitting
D
could sit
  It is really surprising that the girl ______ so early.
#89141
A
has married
B
had married
C
marry
D
will marry