The use they are______the waste helps to save a lot of money.

问题描述:

The use they are______the waste helps to save a lot of money.
A.made of B.made from C.making up of D.making of

cwhymake up of 由………组成 前面有个be动词,所以用making 意思是她们使用废品组成这个材料以帮助她们省钱不好意思,应该选D的make the use of 短语,利用
此句为强调句,强调the use
主语是,They are making the use of the waste
谓语 help to save
宾语 a lot of money