----You didn’t wait for Mr. Smith last night, did you? -----Yes, but we           . He didn’t return home at all.
#87122
A
don’t have to
B
didn’t need to
C
needn’t have
D
should have
推荐题目
I can’t find my English book. I must ___ it at home this morning.
#88936
A
forget
B
leave
C
have forgotten
D
have left
He made a suggestion _____ the meeting _____ be put off until next Tuesday.
#87641
A
that; /
B
if; should
C
when; must
D
whether; can