These books are 是yours还是your 是Mary ’ book还是Mary ’
These books are 是yours还是your 是Mary ’ book还是Mary ’
These books are 是yours还是your 是Mary ’ book还是Mary ’s
Are they your books?还是Are these your books?为什么?
“Mary”是名还是姓
I lost a set of keys.然后是用 Is this yours?还是Are these yours?
Mary's being chose中的Mary's是Mary has 还是Mary is
These exercise -books are ( ).括号是填their还是theirs?
是"Do Tom and Mary "还是"Does Tom and Mary"
These rooms are Mary's and Lili's.这种形式正确,还是These rooms are M
The book shelf over there is ------填所有格,是Mary's and jane还是Ma
打电话给Mary是.call up Mary还是call Mary up
英语中是用"Are these your a red books"还是用"Are these your the red