My mother gives me a books as abirthday present.（同义句）

My mother gives me a books as abirthday present.（同义句）
My mother gives me a books as abirthday present.（同义句）

My mother gives me a books as abirthday present.（同义句）
My mother gives me a birthday present which is a book.

A book is given to me as a present by my mother.
改成被动语态了