Trả lời các câu hỏi sau:
1. Can you name some kinds of garbage? What are they?
2. Is your school clean?
3. What do you do to keep your school green and clean?
4. Is there a lot of garbage bins around your school?
5. Why should you use cloth bags instead of plastic bags?
6. What things can you reuse and recycle?
Help me! Mai KT rồi T_T