But for the heavy traffic, the police ___ the thieves who tried to escape in the stolen car. 
#87591
A
would not catch
B
couldn’t have caught
C
haven’t caught
D
couldn’t catch
推荐题目
 It is strongly suggested that measures________factories to pour waste into rivers by the government.
#87497
A
be taken to prevent
B
be taken to forbid
C
are taken to prevent
D
are taken to forbid
 I’m sorry. __________ for my illness, I would have come to give you a hand.
#86803
A
Were it not
B
If it hasn’t been for
C
Had it not been
D
Shouldn’t it be
It is required that no smoking ______ in the school.
#89784
A
was allowed
B
be allowed
C
would be allowed
D
had been allowed