3 . B

4 . Mik nghĩ là A

5 . A

6 . B

7 . D

8 . C

9 . B

10 . C

#kun_bé bỏng

Choose the word whose main stress is placed differently from the others in each group
3. A. vegetation B. eliminate C. disappearance D. intonation
4. A. conserve B. disease C. wildlife D. expand
Choose the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
5. To conserve electricity, we are cutting down on our central heating.
 A. protect B. hold C. make D. do
6. Each year about fifty hundred species of plants and animals are already being eliminated.
 A. dropped B. removed C. kicked D. tossed
7. This is especially worrying when there are about 3,000 plants with values as medicines against cancer, AIDS, heart disease and many other sicknesses.
 A. well B. suddenly C. particularly D. highly
Choose the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
8. The earth is being threatened and the future looks bad.
 A. done B. made C. defended D. varied
9. We cannot clean up our polluted rivers and seas overnight.
 A. cleared B. purified C. honored D. respected
10.  Rapid run-off would cause frequent floods and leave little water during fry seasons.
 A. Bad B. Weak C. Slow D. Ugly