ÔN TẬP UNIT 3 TRẮC NGHIỆM GRADE 8

1. Cutting down trees badly_________the air we breathe.

• affect

• affects

• effect

• effects

2. Burning trash______our air. It makes air dirty.

• pollutes

• pollute

• polluted

• pollution

3. 3._________: an illness in a person, animal, or plan.

• affect

• cause

• disease

• pollute

3. 4._______ : animals that live in a natural and free way.

• effect

• wildlife

• cause

• disease

3. 5._______ : the business of hotels, restaurants, ect., for people who are traveling.

• tour

• tourist

• tourism

• tourists

3. 6._______ : the natural world, where plants, animals, and people live.

• damage

• affect

• pollute

• environment

3. 7._______: harm something or change something good into something bad.

• cause

• pollute

• damage

• tourism

8. 8.________causes health issues such as coughing, breathing problems, and heart and lung diseases.

• Air pollution

• Noise pollution

• Land pollution

• Light pollution

8. 9.Nearly seven million people die every year _____air pollution.

• because

• because of

• so

• and

8. 10. If we keep_________ the air, more humans and wildlife will die.

• pollute

• polluted

• pollution

• polluting