CĐ: Từ trái nghĩa

1. School uniform is compulsory in most of Vietnamese school.

• A. depended

• B. optional

• C. obligatory

• C. obligatory

2. Names of people in the book were changed to preserve anonymity.

• A. cover

• B. conserve

• C. presume

• D. reveal

3. A large city such as Chicago would be called an urban area.

• A. metropolitan

• B. rustic

• C. suburban

• D. sophisticated

4. We arrived home safe and sound.

• A. healthy

• B. unsound

• C. insound

• D. dissound

5. He revealed his intentions of leaving the company to the manager during the office dinner party.

• A. disclosed

• B. concealed

• C. misled

• C. misled

6. Slang can be defined as a set of lexical, grammatical, and phonological regularities used in informal speech.

• A. informative

• B. official

• C. situational

• D. casual

7. Adverse weather conditions made it difficult to play the game.

• A. favorable

• B. bad

• C. comfortable

• D. severe

8. The Red Cross is an international humanitarian agency dedicated to reducing the sufferings of wounded soldiers, civilians and prisoners of war.

• A. happiness

• B. loss

• C. sadness

• D. pain and sorrow

9. They are launching a campaign to promote awareness of environmental issues.

• A. encourage

• B. publicize

• C. hinder

• D. strengthen

10. We have to employ extra staff to deal with the increased workload.

• A. approach

• B. dismiss

• C. interview

• D. meet