Last month she explained to one of her classes about sound,and she decided to test them to see how后面是successful she had been in her explanation

问题描述:

Last month she explained to one of her classes about sound,and she decided to test them to see how
后面是successful she had been in her explanation

上个月,她向她所教的其中一个班级的学生解释了何为声音,她决定测试一下来看看解释的成功程度。

上个月她向其中一个班级解释了何为声音,她决定测试下他们以验证她的解释有多少成效

上个月她在她的一个班上解释了声音,而她决定去测试一下他们来看看她的解释到底有多成功。

上个月她给她其中一个班级讲解了声音,现在她决定测试看看她的解释有多成功。

上个月,她在她其中一节课解释关于声音,而且她决定测试一下他们来看看他的解释到底有多成功.