at the beginning of class,the noise of desks___could be heard ?
A opened and cloded B to beopened andclosedC being opend and closed答案是C谁帮忙解释一下?谢谢啦!
人气：101 ℃ 时间：2020-04-15 07:14:02
解答
being opened and closed是正在被开或关的意思
A答案没有时态只是表达被动,B答案是将要的意思,先让以后发生的响声是不能被听到的,所地答案是C
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