----You didn’t wait for Mr. Smith last night, did you? ---- Yes, but we _______. He didn’t return home at all.
#86651
A
needn’t have
B
should have
C
didn’t need to
D
don’t have to
推荐题目
-Any information about your son?-No,if only I  ______ those tough words to him.
#86717
A
didn’t say
B
hadn’t said
C
shouldn’t have said
D
couldn’t have said
I lost your address, otherwise I____you long before. 
#89901
A
had visited
B
have visited
C
would have visited
D
should visit