一、词汇运用
1. We should protect the (土壤)because it's important for growing plants.
2. A big (卡车)stopped in front of our school gate just now.
3. Don't use too many (化学制品)when you work in the garden. They are bad for the trees and flowers.
4. We can't drink the water from the river because it's (不洁净的).
5. Some water was carelessly (倒出)on the desk and I cleaned it up quickly.
6. Many big factories produce goods by using different clean (燃料).
7. We'd better choose (环保的)pens made from green recycled materials.
8. Too much sitting during their working hours is the main (原因)of tiredness for many busy people.

1. soil 2. truck 3. chemicals 4. unclean 5. poured
6. fuels 7. eco-friendly 8. cause

二、单项选择
() 1. If everyone stops polluting, the sea will be enough to see the colourful fish in it.

A.deep
B.clear
C.wide
D.cold

1. B

() 2. The neighbourhood's peace by the noise from the building work, so we wrote a letter to the local office.

A.influenced
B.will influence
C.was influenced
D.has influenced

2. C

() 3. — Too much screen(屏幕)time is one of the of eye problems for students.
— That's so true! We should use our phones and computers less.

A.causes
B.benefits
C.goals
D.skills

3. A

() 4. — What can to reduce the air pollution?
— People can take public transport instead of driving cars alone.

A.do
B.will do
C.be doing
D.be done

4. D

() 5. Normally, more than half of the accidents by careless driving every year.

A.were caused
B.are caused
C.will be caused
D.have caused

5. B

() 6. — Let's pick up the litter by the river to protect the environment.
—

A.Not at all.
B.Good idea!
C.No way!
D.That's right.

6. B

三、动词填空
1. I saw the little boy put on his coat and (ride)his bike away.
2. This kind of product is used (clean)sofas and chairs made of leather.
3. — Will Bob go to Betty's birthday party?
— I'm afraid he won't if he (not invite)to.
4. The factory (pour)waste water into the river last year. It's now closed by the government.
5. Listen! How heavily the rain (beat)against the car windows!
6. — Emily, don't feed tigers and lions in the zoo. I (warn)you many times.
— Sorry, I'll stop right now.
7. Uncle Wang gave up (work)in the workshop because of his poor health.
8. (show)me around the city, he asked his boss for a day off.

1. ride 2. to clean 3. isn't invited 4. poured 5. is beating
6. have warned 7. working 8. To show