books是可数名词吗

　　She first made her name as a writer of children's books.

　　她最初是以儿童读物作家成名的`。

　　Books provide children with ideas and a stimulus for play.

　　书不仅给孩子们以思想，而且使他们玩得更有意思。

　　There was a great big pile of books on the table.

　　桌上有很大一摞书。

　　Will you take your books off the table?

　　把你的书从桌子上拿走好吗？

　　I must return some books to the library.

　　我得把一些书还给图书馆。