However, it is not possible for humans ______ some of the sounds. A. hear B. listen C. to hear D. to...
2022-11-26 16:17:22 52次 2015-2016学年北京石景山区八年级下学期期末英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
However, it is not possible for humans ______ some of the sounds.
A. hear B. listen C. to hear D. to listen
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