If he _______ to the teacher attentively in the past year, he _______the answer to the question now.
#86849
A
had listened; would know
B
listened; knew
C
listens; knew
D
has listened ;knows
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 You didn't let me drive. If we     in turn, you      so tired. 
#86677
A
drove;didn't get
B
drove;wouldn't get
C
had driven;wouldn't have got
D
were driving;wouldn't get
I wish that you _____ such a bad headache because I’m sure that you would have enjoyed the concert.
#89361
A
hadn’t     
B
didn’t have had
C
hadn’t had   
D
hadn’t have
If Alice ______this afternoon, the meeting should be put off.
#89830
A
would not come
B
might not come
C
should not come
D
could not come