--Is Professer Smith giving the speech today?--It ________ be him. He is abroad right now.
#62935
A
mustn't
B
needn't
C
won't
D
can't
推荐题目
We ________ here on time but we were caught in a traffic jam.
#62326
A
must have arrived
B
could have arrived
C
need have arrived
D
should have arrived
---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
----May I listen to the music here, Mr White? ----Sorry , you’d better ____ it like that..
#76095
A
not to do
B
not do
C
don’t do
D
not do so
Within a few years China ____ well have the most advanced railway industry in the world.
#62236
A
will
B
can
C
must
D
may