用英语解释下面句子：I paid five dollars for this book.
问题描述：
用英语解释下面句子：I paid five dollars for this book.
答
This book cost me five dollars.
I spent five dollars on this book.用英语解释下面句子：lt took me two hoursto clean my room。用英语解释下面句子：lt took me two hoursto clean my room。= I spent two hours cleaning my room. 满意的话请及时采纳哟。多谢