Last month she expiained to one of her classes about sound,and sh_英语解答

Last month she expiained to one of her classes about sound,and she decided to test them to see how
还有successful she had been in her explanation的意思

人气：372 ℃　时间：2019-08-21 03:03:30

解答

上个月她给其中一个班解释了关于语音的问题,她决定对他们进行一次测试看看她的解释有多成功.