题目内容：

① 垃圾分类，人人有责。

假如你是李华，你受学生会的委托，向在校交换生发出参与垃圾分类的倡议。请你以"Waste Sorting-A Must for Everyone"为题，用英文写一封倡议书，谈谈垃圾分类的意义，以及我们能做什么。

提示词语:waste sorting(垃圾分类), litter, recycle, protect, environment

提示问题: Why is waste sorting important?

What can we do to help with waste sorting? Waste Sorting-A Must for Everyone

Dear students,

Waste sorting is becoming increasingly common around our country.______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Student Council