This is a silk book, from which some valuable information was found.
这是一本帛书，从这本书里我们发现了珍贵的信息。
Which is the book that he bought from the library yesterday?
哪本是你们昨天从图书馆借的书？
This is the book from which I got the story.
这就是那本书，从中我读到这个故事。
Once he saw a book which his mother brought, "From Whom Do We Come?"
由此他看一本妈妈带来的一本叫做我们从哪里而来？
From which library did you borrow the book ?
你从哪个图书馆借的这本书 ?。
Which book do these quotations come from?
这些引文出自那本书?。
Which book do these quotations come from?
这些引文出自那本书?。
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