The magician picked some persons from the audience _____ and asked them to help him with the performance．
#26212
A
by accident
B
in vain
C
at random
D
on average
推荐题目
The temperature has risen ___ more than 20 degrees centigrade．It is quite hot ___ January in Jiangxi．
#25302
A
to; for
B
at;to
C
at;in
D
to;on
7. Everything changes _____.What was not accepted in the past may be very popular with people now.
#29196
A
in time
B
on time
C
for time
D
over time
He thought the jar made ______ earth ______ little value and let me have it ______ only 5 dollars.
#25697
A
of; of; for
B
from; of; by
C
from; with; for
D
of; of; by
There was a murder in one of the poorest suburbs in the city the other day. Now the police are turning the whole house upside down __________ clues.
#27343
A
in want of
B
in search of
C
in favor of
D
in need of
His job at the hospital did not pay much, so he found another _____.
#28357
A
on the rise
B
on the spot
C
on the decline
D
on the side