问题
选择题
Stephen Hawking believes that the earth is unlikely to be the only planet ________ life has developed
gradually.[ ]
A. that
B. where
C. which
D. whose
答案
答案：B
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Stephen Hawking believes that the earth is unlikely to be the only planet ________ life has developed
gradually.[ ]
A. that
B. where
C. which
D. whose
答案：B