When he woke up, he heard the ------- of knocking at the doo

问题描述:

When he woke up, he heard the _______ of knocking at the door. A voice B noise C sound 选什么,为什
1个回答 分类:英语 2014-12-13

问题解答:

我来补答
选C吧.
A voice指人声.
B noise 指吵闹声.
C sound 泛指声音.
sound of knocking at the door 敲门声.
 
 
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