题目内容
-I don't know his number. Did you write it down?
-Yes. I wrote it down ________ a piece of paper.
[ ]
A.at
B.with
C.on
D.in
答案:C
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题目内容
-I don't know his number. Did you write it down?
-Yes. I wrote it down ________ a piece of paper.
[ ]