____ are ____ for cutting things.

____ are ____ for cutting things. Knives are used for cutting things. There are all ____ of things for children to buy. there are many things for us ____ at school knife are using for cutting things 为什么用knife Knives are used for cutting things.为什么不能用Knife? All the things are ____ good prices There are many things ____ my birthday. there are a lot of things for me ____. A.doing B.to do 哪一个选项 Other things with milk in them are _____,____,____,____,____ the kind of_____(机器)are used for cutting things into pieces we use knives for cutting things.