问题
选择题
Nick, it's good for you to read some books ________ China before you start your trip there.[ ]
A. in
B. for
C. of
D. on
答案
答案：D
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Nick, it's good for you to read some books ________ China before you start your trip there.[ ]
A. in
B. for
C. of
D. on
答案：D