—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
She________the film. She knows nothing about it. 
#89871
A
can’t see
B
can’t have seen
C
must see
D
mustn’t have seen
You would have helped your mother do some housework. But you ____.
#89579
A
don’t
B
didn’t
C
wouldn’t
D
weren’t
They received demands that the work ________ at once.
#86906
A
must be done
B
would be done
C
had been done
D
be done