--- I saw Nancy on the way home yesterday.--- It        be her. She’s gone to America for further study. 
#87630
A
mustn’t
B
can’t
C
won’t
D
needn’t
推荐题目
.--I sent him a most interesting story book  by mail this morning. --You____so; he's coming tomorrow morning.
#86514
A
needn't do
B
needn't have done
C
don't need to do
D
didn't need do
It's dark, Mum ___ be waiting for my return.
#89027
A
can
B
should
C
must
D
may
The teacher commanded that the exercises       in an hour.
#87238
A
was finished
B
were finished
C
should finish
D
be finished