---What are you busy doing these days?---____ the college entrance examination.
#80959
A
Preparing for
B
To prepare for
C
To be preparing for
D
Prepared for
推荐题目
Next door to ours _____, who has just retired from work.
#83381
A
where lives an old man
B
where does an old man live
C
lives an old man
D
does an old man live
The special medicine for the disease was difficult to find though ________ everywhere.
#79519
A
sought
B
having sought
C
being sought
D
having been sought
Only then _____________ the importance of my teacher’s talk with me.
#82025
A
realized I
B
I realized
C
did I realize
D
I did realize
At the meeting place of the Yangtze River and the Jialing River __________, one of the ten largest cities in the world.
#81217
A
does Chongqing lies
B
Chongqing lies
C
does lie Chongqing
D
lies Chongqing
So difficult_____it to acquire a large vocabulary without the help of a teacher that he was close to giving up .
#84045
A
he have felt
B
have he felt
C
he did feel
D
did he feel