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