Susan’s parents have bought a large house with a swimming-pool. It ____ be very expensive.
#76802
A
must
B
can
C
mustn’t
D
can’t
推荐题目
 - Must I clean the Lable now? - No, you ____.  You may do it later.
#76561
A
can’t
B
needn’t
C
mustn’t
D
shouldn’t
----- It was a red light, William. You ________ the car.------- Sorry, I didn’t see it.
#63468
A
must stop
B
should stop
C
must have stopped
D
should have stopped
It’s funny that Howard___ speak to you like your boss. 
#62613
A
might
B
would
C
should
D
must
           you make a pumpkin lantern?--- No, I           .
#74855
A
Can , mayn’t
B
May , can’t
C
Can , can’t
D
Can , mustn’t