Why is so silent in the room? He _________asleep in the room.
#87728
A
should be
B
must be
C
must have been
D
should have been
推荐题目
The boss insisted that the task _______before 5 o’clock this afternoon.
#87164
A
was finished
B
finished
C
be finished
D
should finish
We were strongly recommended that we _____ in Malaysia. 
#86432
A
didn’t travel
B
wouldn’t travel
C
hadn’t travelled
D
not travel
The professor gave orders that the test _______ before 10:30.
#89153
A
will finish
B
will be finished
C
be finished
D
shall finish
Don''t be worried . The news ____ be true . 
#89748
A
may not
B
mustn''t
C
needn''t
D
shan''t