***Chọn câu trả lời chính xác
Question 1. A. chemical B. footprint C. sustain D. necessary
Question 2. A. reduce B. battery C. hydro D. station
Question 3. A. adsorb B. efficient C. building D. pollute
Question 4. A. damage B. balance C. replace D. greenhouse
Question 5. A. generate B. landscape C. layer D. machine
Question 6. A. natural B. prevention C. habitat D. pressure
Question 7. A. scientist B. recycle C. survive D. resource
Question 8. A. solar B. violation C. temperature D. generator
Question 9. A. transportation B. conservation C. emission D. devastation
Question 10. A. useful B. alternate C. atmosphere D. communication
Question 11. A. panel B. every C. convenience D. power
Question 12. A. biogas B. renewable C. plentiful D. relative
Question 13. A. excellent B. amount C. alternative D. increase
Question 14. A. reduce B. hardship C. people D. money
Question 15. A. decorate B. delicious C. decisive D. construction
1.A
2.C
3.D
4.A
5.A
6.B
7.C
9.D
10.A
11.d
12.D
13.C
1