—I failed again. I wish I _________ harder.—But you _________.
#87572
A
had worked; hadn’t
B
worked; don’t
C
had worked; didn’t  
D
worked; didn’t
推荐题目
I didn't expect that so many people ___ to join in the work.
#89052
A
had offered
B
were offered
C
would offer
D
used to offer
I’m feeling sick. I __________so much chocolate.
#88080
A
needn’t have eaten
B
couldn’t have eaten
C
mustn’t have eaten
D
shouldn’t have eaten