题目内容：

英语造句：用your,yours,my,mine,their,theirs造句（共6句）

优质解答

Is this your book?这是你的书吗?
Is this book yours?这本书是你的吗?
This is my book.这是我的书.
This book is mine.这本书是我的.
These are their books.这些是他们的书.
These books are theirs.这些书是他们的.