Unit 2 Topic 3

Section A

I.根据句意，用括号内所给提示完成句子。

1. _____________________(点头) your head means that you agree with me.

2. To protect the environment, you had better not use _____________(塑料的) bags when you go shopping.

3. The two countries haven’t reached an ______________(协议) on this problem yet. 4. The teacher encourages us to__________________(回收) old cans to protect the environment.

5. ____________ _____________(放弃) smoking is good for your health. 6._____________ _______________(快点), or you will be late for school. II. 从方框中选择恰当的并列连词填空, 每词限用一次。

1. Your article is interesting _________________ your handwriting is beautiful. 2. Math isn’t easy, ________________ I like it.

3. I like reading, ________________ my brother likes writing.

4. Save water, ______________ there will be only the last drop of water left on earth.

Unit 2 Topic 3 Section B

I.根据汉语意思完成句子， 每空一词。 1. 当你离开家的时候应该关闭电灯。

You ___________ ____________ turn off the lights when you leave home. 2. 事实胜于雄辩。___________ speak louder than _______________. 3. 回收利用不仅能够保护环境，还能省钱。

but, while, and, or Recycling can __________ __________ protect the environment __________ _____________ save energy.

4. 别和他生气了，毕竟他只是个小孩。

Don’t be angry with him. ___________ ____________, he is only a child. II.选择题：从A、B、C三个选项中，选出最佳答案。

( ) 1. It is a nice house____________ it hasn’t got a garden. A. and

B. but

C. or

( ) 2.—Thank you for helping my sister with her English, Mr. Li.

—___________.

A. It’s very kind of you.

B. Never mind. C. It’s a pleasure.

( ) 3. About 75 percent of the students can go swimming _____ the rest can’t.

A. while

B. and

C. so

( ) 4. I’d like to walk to the park instead of ____________ there by bus.

A. goes

B. going

C. go

( ) 5. If you want to be a green person, you ought __________ energy and ______ air

pollution.

A. to save; reduce

Unit 2 Topic 3 Section C

I. 词汇运用：选择括号内恰当的单词填入空白处，使句子正确。

1. It takes the students ten minutes _____________ (get/to get) there by bus. 2. They are from America, but they can speak ______________(German/Germans) very well. 3. As we all know, learning English _________________(require/requires) hard work. 4. Take a _________________(deep/deeply) breath, and you will feel more relaxed. 5. Nowadays, many countries are looking for _______________(renewable/renew) energy to protect the environment.

B. saves; reduces

C. saved; reduced

II.根据所给词的适当形式、音标或语境的提示，完成短文。

Long long ago, people lived in a clean world. There were no modern 1.____________(machine). The air was fresh. However, life today has 2.___________(bring) many new problems. One of the 3.____________(big) is the environmental pollution. Noise pollution makes us hear more loudly and get 4.___________ ['??ɡri] more easily. Light pollution is 5.____________(harm) to birds. Air pollution is the most serious 6.___________( [ka?nd]) of pollution. It is bad for all living things.

Now, in order to protect our world, we need to do some important things. For 7.____________, we should use both sides of paper and reuse plastic bags. Everyone should care for 8.___________ [wa?ld] animals and plant more trees. Of course, easier said than done. 9._____________(action) speak louder than words. If everyone knows the 10._____________(important) of protecting the environment, the world will become more beautiful.

1.___________ 2. ___________ 3. ___________ 4. ___________5. ____________ 6.___________ 7. ___________ 8. ___________ 9. ___________ 10.___________

Unit 2 Topic 3 Section D

I. 选择题：从A、B、C三个选项中，选出最佳答案。 ( ) 1.—My ink is __________. May I use yours? —Certainly. A. run out

B. runs away

C. running out

( ) 2. —I’m sorry, sir. I can’t finish the work on time. —Never mind. _________, the work is quite difficult. A. At least B. For instance ( ) 3. —Is Jack on duty today?

—It_______ be him. It’s his turn tomorrow. A. mustn’t B. won’t

C. can’t

C. After all