英语语法问题：made up of,made of,made from 和made up for的区别?

1.made up of 是由什么什么组成=consist of
e.g Our class is made up of 16 girls and 18 boys.
2.made of 指能看出原材料的构成
e.g The table is made of wood.
3.made from 指不能看出原材料的构成
e.g The paper is made from wood.
4.made up for 是补偿的意思
e.g The man made up for her loss.
另外：made by指由某人制造
made in指有某地制造

made up of 是由什么什么组成
e.g Our class is made up of 16 girls and 18 boys.
made of 指能看出原材料的构成
e.g The table is made of wood.
made from 指不能看出原材料的构成
e.g The paper is made from wood.
made up for 是补偿的意思
e.g The man made up for her loss.

be made up of 由·······组成=consist of
be made of······由······做成（物理方法）
be made from······由······做成（化学方法）
make up for······弥补·····