看一下有没有什么语法错误!英语作文.
问题描述：
看一下有没有什么语法错误!英语作文.
As we all know,trees have many uses.They are very important to us.On one hand,trees not only can be made of wooden furniture,but also making oxygen.On the other hand,trees can prevent soil be washed away by heavy rains.
So we must plant more trees and protect forests.We must prevent people from cutting down the trees.
答
but also making oxygen中making改成make,trees can prevent soil be washed away by heavy rains.中be改成being,So we must plant more trees and protect forests.We must prevent people from cutting down the trees.两句之间用and连接.你看看是否能给你帮助……