Mary花了二年写了这本书.（两种方法）
Mary spent two years in writing this book.
It took Mary two years to write this book.


杭州确实是一个旅游的好地方.
Hangzhou is really a good place to take a visit.

我们还要5给学生来打扫教室.
We need five more students to clean the classroom.

我花了500元买了这件夹克衫.(三种方法)
I spent 500 yuan on this jacket.
This jacket cost me 500 yuan.
It took me 500 yuan to buy this jacket.




希望能帮到你,祝更上一层楼O(∩_∩)O
有不明白的请继续追问(*^__^*)