II- a. Read and choose the best answers.:
People need to breathe. If they don't breathe, they (1)............ die. But how to clean is the air people breathe? If they breath (2)............ air, They will have breathe problems and become (3)........ Plants and animals need (4)............... air, too. A lot of things in our lives create harmful gases and (5)............. the air dirty like cars, motorbikes and factories. Dirty air is called polluted air.
1. A. must B. will C. are D. is
2. A....
Đọc tiếp
II- a. Read and choose the best answers.:
People need to breathe. If they don't breathe, they (1)............ die. But how to clean is the air people breathe? If they breath (2)............ air, They will have breathe problems and become (3)........ Plants and animals need (4)............... air, too. A lot of things in our lives create harmful gases and (5)............. the air dirty like cars, motorbikes and factories. Dirty air is called polluted air.
1. A. must B. will C. are D. is
2. A. clean B. clear C. dirty D. pollution
3. A. cycling B. strong C. better D. ill
4. A. dirty B. clean C. safe D. A & B
5. A. make B. get C. let D. give
ĐÁP ÁN
1. A. must B. will C. are D. is
2. A. clean B. clear C. dirty D. pollution
3. A. cycling B. strong C. better D. ill
4. A. dirty B. clean C. safe D. A & B
5. A. make B. get C. let D. give
People need to breathe. If they don't breathe, they will die. But how to clean is the air people breathe? If they breath dirty air, They will have breathe problems and become ill Plants and animals need clean air, too. A lot of things in our lives create harmful gases and make the air dirty like cars, motorbikes and factories. Dirty air is called polluted air.