Who ________ a theory about black holes? A.put forward B.put down C.put away D.put off
2022-12-27 22:42:58 49次 2014届云南省高二上学期9月月考英语试卷(解析版) 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容:
Who ________ a theory about black holes?
A.put forward
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B.put down
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C.put away
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D.put off
|
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