Stephen Hawking believes that the earth is unlikely to be the only planet life has developed gradua...
2023-02-09 17:40:10 199次 福建省厦门外国语学校2010-2011学年高三第一次月考 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
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
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