There might be life on other planets, but so far scientists haven’t found enough _____ to prove it. ...
2022-11-24 04:02:50 52次 2016届河北省承德市高一上学期第二次月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
There might be life on other planets, but so far scientists haven’t found enough _____ to prove it.
A. evidenceB. relicC. mystery D. reception
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