这些是你的书吗？

Are these your books?

youdao

是你把这些书放在我桌子上的吗？

Was it you who put these books on my desk?

《牛津词典》

这些书是你的吗？

Are these books yours?

youdao

——这些书是你的吗？ ——不，它们是他的。

—Are these books yours? —No, they're his.

youdao

这些书是你爸爸读过的，他也写书吗？

Are these books your father has just read, or did he write them too?

youdao

这些书是你的吗？

Are the books yours?

youdao

这些都是什么呢？这些是谁的书，你的吗？

What's all this? Whose books are these, yours?

youdao

你想把你的钢笔拿回去吗？这些是我的书。

Do you want your pen back? These are my books.

youdao

这些红色的书是你的吗？是的，它们是我的。

Are these your red books? Yes, they are.

youdao

这些是你要借的书吗？

Are these the books you're checking out?

youdao

这些是你的图画书吗？

How is the picture book?

youdao

这些是你的汉语书吗？

Are these your Chinese books?

youdao

那些书在哪儿?这些是你的钢笔吗？

Whose book is this. No. Are these your pens?

youdao

那些书在哪儿?这些是你的钢笔吗？

Whose book is this. No. Are these your pens?

youdao