Do you often help your father ___ the farm work during the summer vacation?
#29071
A
for
B
on
C
in
D
with
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When he knew the disappointing result of the exam, he seemed quite _______.
#27500
A
fed up
B
cast down
C
in vain
D
in amazement
Don’t forget to turn on your radio at 7 p.m. this evening. We’ll be back _______ then.
#26779
A
in the air
B
by air
C
on the air
D
off the air
People try to avoid public transportation delays by using their own cars, and_____ this creates further problems.
#28718
A
in short
B
in case
C
in doubt
D
in turn