I spend two hours       reading English every day.
#51066
A
on
B
to
C
for
D
in
推荐题目
Sally has been swimming ______ four hours.   
#50710
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for about
B
since
C
about
D
/
Smoking will_______ your health.
#51060
A
be good for
B
good at
C
be bad for
D
bad at