Not until Mr. Smith came to China ______what kind of a country she is from.
#84013
A
Didn’t he know
B
Had he known
C
Hadn’t he known
D
Did he know
推荐题目
Many provinces have been hit with smog. If _______ unsolved, the problem may lead to more serious results.
#80140
A
having left
B
to leave
C
left
D
leaving
_________reached the classroom when the teacher came.
#80912
A
We hardly had
B
Hardly had we
C
Hardly we had
D
Had we hardly
At the meeting place of the Yangtze River and the Jialing River________,one of the ten largest cities in China
#80999
A
lies Chongqing
B
Chongqing lies
C
doer lie Chongqing
D
doer Chongqing lie
So sudden ________that the residents had no time to escape.
#82393
A
was the earthquake
B
did the earthquake
C
the earthquake did
D
the earthquake was
_________ can you expect success.
#81395
A
By working hard
B
Working hard
C
Only with hard work
D
Through hard work