I ________ use a clock to wake me up because at six o’clock each morning the train comes by my house.
#62250
A
mustn’t
B
needn’t
C
shouldn’t
D
couldn’t
推荐题目
 If you _____ smoke, please go outside.
#74387
A
can
B
may
C
must
D
might
---Shall we meet at the station at 7 am?---In fact, we _______. The train _______ until 9 a. m.
#75534
A
mustn’t; doesn’t leave
B
mustn’t; leaves
C
needn’t; won’t leave
D
needn’t; will leave
You __ drive your car so fast. It's very dangerous.
#75401
A
wouldn't
B
shouldn't
C
couldn't
D
mightn't