问题
选择题
_______with a quite ordinary star like the sun, the earth is small indeed. [ ]
A. Compare
B. When comparing
C. Comparing
D. When compar
ed
答案
答案：D
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_______with a quite ordinary star like the sun, the earth is small indeed. [ ]
A. Compare
B. When comparing
C. Comparing
D. When compared
答案：D