她总是给我买额外的数学书在家里做。
She'd always buy me extra math books to do at home.
我的数学书在课桌的抽屉里。
My math book is in the drawer of the desk.
你为什么认为数学书有那样的数学题呢？
Why do you think that math books have so math problems?
它为您提供了一套数学书，函数和变量。
It provides you with set of Math Book, functions and variables.
我想要一本数学书。我在哪里能找到它？
I want a Maths book. Where can I find it?
