There are______books in the library A.ten thousands B.ten thousan_英语解答

There are______books in the library A.ten thousands B.ten thousand of C.thousand of D.thousands of
哪个是对的,说出理由!快……5分钟

人气：461 ℃　时间：2019-11-04 13:59:34

解答

D
hundred ,thousand 等前有具体数字时不能加S或后接OF,故排除A与B；没有具体数字时要加S,再排除C