3. Listen again and give short answers to the following questions. Use no more than THREE words.
(Nghe lại và đưa ra câu trả lời ngắn cho những câu hỏi sau. Sử dụng không quá BA từ)
1. What is the listening text about?
2. How many sources of water pollution are there?
3. What are two common sources of drinking water?
4. What type of effect does water pollution have on our life?
5. What products can we use to reduce water pollution?
Bài Làm:
ĐANG CẬP NHẬT FILE NGHE