He is very poor in his study.

问题描述:

He is very poor in his study.
Take it easy.We will help him ( )we can .
A whatever B no matter which C as well as D as far as
be made of ,be made up of be made into 的区别

D
as far as 常跟 I know, I can ,大意是就我所知道(就我所能)
be made of :由……制作(能看出组成)The chair is made of wood.
be made from:由……制作(不能看出组成)This piece of paper is made from leaves.
be made up of:由……构成,强调成员.My class is made up of 71 students.
be made into:被制作成…… .The silk was made into a beautiful shirt.