Only when he had done it ______ that he had made a mistake.
#82881
A
he then realized
B
did he realize
C
before
D
he realized
推荐题目
_________ can you expect success.
#81395
A
By working hard
B
Working hard
C
Only with hard work
D
Through hard work
—Did you see who the driver was?— No, so quickly _____ that I couldn’t get a good look at his face.
#82866
A
does the car speed by
B
did the car speed by
C
the car sped by
D
the car speeds by
— She suggested the number of cars should be limited to stop air pollution. —_______, the idea is not very practical. 
#80150
A
Sounds good as it
B
As it sounds good
C
As good it sounds
D
Good as it sounds
—       made your daughter decide to go to Tibet as a volunteer?—Mr.Lee’s speech.
#81226
A
What it was that
B
What was it that
C
That it was what
D
That was it that
---I wish I would see you again.  ---_____.
#84572
A
So would I
B
So do I
C
So did I
D
So had I