问题
选择题
A poem written by an American poet is usually harder to understand than ________ by a Chinese poet.[ ]
A. that
B. it
C. which
D. one
答案
答案：D
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A poem written by an American poet is usually harder to understand than ________ by a Chinese poet.[ ]
A. that
B. it
C. which
D. one
答案：D