—— It is rather cold here. Shall we light a fire? —— No, we______because things are easy to catch fire. 
#89960
A
won’t
B
can’t
C
mustn’t
D
needn’t
推荐题目
 It was the order that all the soldiers ________to the front.
#87014
A
should send
B
must be sent
C
be sent
D
must go
- Has John arrived yet?   -- No, she _______ an hour ago.
#88137
A
was supposed to come
B
must have come
C
should come
D
ought to have come
_________the freezing wind ,they_________ the injured man in time. They felt sorry for that.
#87973
A
Had not been for ;could reach
B
If there was not; might have reached
C
But for; might reach
D
If there hadn’t been ; could have reached