use sth.to do sth的意思和1个例句
问题描述：
use sth.to do sth的意思和1个例句
答
用……去做……
You could use a big bag to carry the books.
答
use sth to do sth用……做某事
I use a knife to cut the apple.
答
use sth.to do sth.用某物做某事
use sth.for doing sth.用某物做某事
We use erasers to clean the blackboard.