题目内容
() 12. The weight of the moon is only about of that of the earth.
A. one eighty B. one of eighty
C. one the eightieth D. one eightieth
D
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题目内容
() 12. The weight of the moon is only about of that of the earth.
A. one eighty B. one of eighty
C. one the eightieth D. one eightieth
D