Listen and match
1. Biogas can be used to substitute for __________
2. We can reduce our _______ if we use biogas.
3. Biogas brings _____ for people living in rural areas.
4. The world's largest producer of biogas is _______
5. _______ has produced biogas since the 1920s.
A. China.
B. positive health benefits
C. fossil fuels.
D. Europe
E. carbon footprint
2. A customer is describing a problem. Are these statements true or false?
Listen and tick T or F.
6. They are in a jewelry store.
7. The man bought a toy for his grandson.
8. The toy had a missing part.
9. The man wants his money back.
10. The man cannot get his money back without a receipt.
bạn nào đã từng nge 2 bài này và biết đáp án gửi cho mk nhakk mk tick cho