The World Wide Web is sometimes jokingly called the World Wide Wait because it _______ be very slow.
#63650
A
should
B
must
C
will
D
can
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It ________ be the postman at the door.It's only six o'clock.( 2011·江西)
#62159
A
mustn't
B
can't
C
won't
D
needn't
It is impossible to please everyone. We can only do our best.
#77859
A
hear…of
B
make… happy
C
know… well
D
look… down
Sorry I’m late. I ____ have turned off the alarm clock and gone back to sleep again.
#63143
A
might
B
should
C
need
D
will
The man in the office ____be Mr. Black because he phoned me from London just now.
#75461
A
mustn’t
B
may not
C
can’t
D
needn’t
It has been announced that candidates remain in their seats until all the papers have been collected.
#63016
A
shall
B
can
C
should
D
must