长春全家福摄影哪家好:why is a math book sad

来源：百度文库 编辑：高校问答 时间：2024/05/01 07:16:08

It has many problems.

直译：为什么那本数学书很伤心
口语：你为什么觉得数学书很无趣

长见识了

为什么数学书很无聊?

why is a math book sad I don't know ( ) book it is. A.who B.who's C.whose Why is a river rich? Why is a river rich? Why is Xena a planet why is a river rich? A dictionary is an useful book.找错 Why is it called a "building" when it's already built? My uncle is a bookseller.His job is ______ book Which book is Li Lei's可否说成Which is Li Lei's book?