21.The moment we heard the news of the earthquake, we began to ________ the work to rescue those who were trapped in the building.
#80482
A
set off   
B
set down
C
set aside
D
set about
推荐题目
His car deserved ________ after the accident. Which of the following is False?
#65982
A
repaired
B
repairing
C
repairs
D
to be repaired
Mr. Smith gradually _____ a knowledge of the subject.
#84266
A
attained
B
achieved
C
required
D
acquired
She went to the game late .______she left her ticket at home .
#83164
A
What’s more
B
That is
C
On the contrary
D
To make things worse
________________ the great achievements of the science, what we’ve done is nothing.
#73820
A
Compared with
B
Comparing to
C
Compared by
D
Comparing with