问题
选择题
Things are ______ on the moon ______ on the earth. [ ]
A. much lighter, than
B. much heavier, than
C. as heavy, as
D. not so light, as
答案
答案：A
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Things are ______ on the moon ______ on the earth. [ ]
A. much lighter, than
B. much heavier, than
C. as heavy, as
D. not so light, as
答案：A