they,them their 的用法
问题描述：
they,them their 的用法
答
them是宾格,宾语是动作的接受者,比如I beat them.我打了他们,他们就是"打"的接受者 their是他们的 These are their books.They是主格,比如They are Chinese.介词一般用在名词代词前面,表示方位,时间等,如on,in,at这...