How are the seas and rivers nowadays?

----- Nội dung dịch tự động từ ảnh -----
Câu 7. How are the seas and rivers nowadays?
A. are contaminated
B. cannot be swum in
D. are less dirty than they used to be
C. are dirty enough to swim in
Câu 8. What do traffic policemen have to do, in one well-known city?
A. They have to cut down many trees. B. They don't take enough care of the
countryside
C. They have to pollute the air
D. They have to wear oxygen masks.
Câu 9. Why do farmers in parts of Africa and Asia not grow enough to eat?
A. Because people cut down many trees
B. Because there are large areas of land that can't be used
C. Because there is too little rice
D. Because many trees have been polluted
Câu 10. Wild animals are......
A. being protected from natural environment
B. So rare that they can't survive
C. killed so many that they can't live in the forests
D. in danger from extinction
Câu 11. What's the best title for the passage?
A. The Environment B. Conservation
Choose a word in each line that has different stress pattern.
B. cinema
C. century
B. pollute
C. threaten
Câu 12. A. history
Câu 13. A. destroy
C. Save the Earth D. Protect the nature
D. discover
D. defense