Chủ đề:
Luyện tập tổng hợpCâu hỏi:
Circle A, B, C or D as the best choice to complete ach sentence
1. The river has been ....... with toxic waste from local factories
A. pollution B pollute C. polluting D.polluted
2. National park helps to ....... endangered animals.
A. protective B. protection C. protect D. protectively
3. A forest fire ....... valuable wood, wildlife and good soil in Camau some years ago.
A.destroyed B. destruction C. destroys D. destroying
4. each year about 5,000 species of plandts and animals are .......
A. eliminate B. eliminated C. elimination D. eliminating
5. We are now facing the problem of .......
A. forestation B. deforestation C. destroys D. destroying
6. A .......is a person working inthe forest, taking care of trees and planting new ones.
A. forester B. planter C. worker D. camper
7. The heavy rain has caused........ in many parts of the country
A. crops B. floods C. water D. soil
8. A(n) ......... dam uses the power of water to produce electricity.
A. electric B. wind power C. solar D. hydroelectric
9. Water ......... held on land by vegetation.
A. were B. are C. can be D. have
10. All the plants nd animals need a constant .........of water to live.
A. offter B. borrow C. supply D. provide