— How do you study for a test?—     working with friends.
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A
By
B
With
C
On
D
In
推荐题目
Our Earth will be ________ if we go on cutting down millions of trees every year.
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A
in great danger
B
danger
C
dangerously
D
out of danger
She likes doing her homework _______ the radio _______.
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A
to, with
B
on, with
C
with, on
D
with, open