We usually play sports _______three hours every day.
#48078
A
for
B
in
C
of
D
at
推荐题目
. ----How do you improve your listening skills, Mary? ----I often do it _______ tapes and English radios.
#47122
A
by hearing
B
in listening to
C
by listening to
D
for listening
That’s very kind _________you _________me.
#47160
A
of; help
B
of; to help
C
to; to help
D
for; helping