Unit 2 Saving the Earth Topic 3-2021-2022学年九年级英语上册课后培优练（仁爱版）

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Unit 2 Saving the Earth

Topic 3

本课重点 1. 掌握重点词汇,短语及句型

2. 掌握“or,while,but,and”等连接词的用法。

本课难点掌握 ought (not) to do..,instead of, shut off...等重点短语的用法

常考句型 1. Could I ask you a few questions?

2. My main job is to help spread the message about protecting the environment.

3. The three R’s—reduce,reuse and recycle—are important.

4. We sort them so that they can be recycled.

5. Would you like to be a greener person?

6. You ought to shut off the electricity when you leave a room.

7. You’s better walk or ride a bike instead of taking a bus or a taxi if you travel

a short distance.

8. Easier said than done.

9. Actions speak louder than words.

...

基础过关

一、词汇过关（完成并熟记下列的重点词汇和拓展）

1)protect v.—____________n. organize v.—____________n. agree v.—_________n.—________n.(反义词)

2)nod v.—________(过去式)—___________(过去分词)—____________(现在分词)

3)battery n.—_______(pl.复数) electric adj.—_____________n. deep adj.—____________adv.

4)cloth n.—__________n.( 衣服 ) act v.—__________n.( 行动 ) advantage n.—__________( 反义词)

5)require v.—__________n. German n.—___________(pl.复数)—____________n.(德国，德语)

二、短语过关（完成并熟记下列的重点短语）

1)为......工作______________ 2)双面纸__________________

3)塑料袋_________________ 4)废纸___________________

5)快点___________________ 6)放弃做某事_______________

7)环保的人_________________ 8)代替，而不是____________________

9)关掉______________=_______________ 10)节约能源_________________

11)布袋_____________________ 12)采取行动做某事___________________

13)用完，用尽_______________ 14)尽管，即使__________________

14)要求某人做某事______________; require doing sth.___________________

16)被用来做某事__________________ 17)达到_____________________

18)毕竟，终究_______________________

19)应该做某事___________________否定形式：_______________________

三、句型过关（完成并熟记下列的重点句子）

1.我们应该努力学习而不是玩电脑游戏。

We should study hard _________ __________ _________ computer games.

2.说起来容易做起来难。________________________________

3.听其言不如观其。______________________________________

4.你想做个更环保的人吗？Would you like _______ ________ a ________ ________?

5.这个房子需要打扫。The house __________ __________.

6.他正在以每小时 50 千米的速度开车。

He is driving _________ ________ ________ __________ 50 kilometers an hour.

7.磁悬浮列车能达到每小时 350 千米的速度。

The maglev train can ________ _________ __________ _________ 350 km per hour.

8.尽管他很富有，他们仍然过着简朴的生活。______ _______he is rich, he lives a simple life.

9.这个大厅太小而不能容纳许多人。The hall is _______ small ______ ______ many people.

10.从学校到我家只有很短的距离。It’s only _______ _______ ________ from school to my home.

11.我的梦想是成为一名老师。My dream is ______ _______ a teacher.

四、语法过关

1.并列连词的用法总结

1）and 表_________关系或 __________关系

2）while 表__________关系

3）but 表___________关系

4）or 表____________关系，译为__________；or 也可译为___________.

5）so/for 表__________关系。

<注意区别：while 强调“对比”关系，比较两类人或物在某方面不同；but 强调“转折”关系，未涉及两

类人或物的不同。>

语法知识运用(用适当的并列连词填空)

1) He is tired, ________ he is happy.

2) Work hard, ________ you will fail the exam.

3) Study hard, ________ you will make progress every day.

4) He came by bus, _______ he came by taxi.

5) The ground is very wet, ________ it rained last night.

6) The coat was very expensive, ________ I didn’t buy it.

2.ought to 与should 的用法及区别

1）ought to 是_________动词，无人称和数的变化，后接_________，意为_________,常用来表示出于法令

规则、行为准则、道德责任等客观情况而“应该，必须”做的事；常用句型“应该做某事”是__________

____, 其否定形式是______________.

2）should 也有__________之意,是个_________动词，常表劝告、建议、命令，含有“个人意见，主观看

法”而应该做的事。一般来说，两者可进行互换，只是 ought to 语气稍重。

语法知识运用(用ought to /should 填空)

1) 你应该晚上早点睡。You ______________ go to bed early at night.

2) 我们应该尊敬老人。We ______________ be polite to the old.

3) 我们不应该乱扔垃圾。We ______________ throw rubbish around.

4) 我们不应该一直玩电脑游戏。We __________ play computer games all the time.

提升训练

一、词汇运用

(A)用括号内说给词的适当形式填空

1. We are supposed to _______ (clean ) our classroom every day.

2. You ought to _______( ride ) a bike to school instead of _______ ( take ) a bus .

3. My aunt is busy _______( spread ) the message about protecting environment.

4. This car is much __________________ ( expensive ) than that one .

5. Wind is used for __________ (produce ) electricity in many places .

6. People use the movement of water ________( produce )

7. In some countries such as India, shaking the head means _________ (agree).

8. In my hometown, we have _______ (reuse) some waste things for producing energy again.

9. _______ (nod) your head if you agree with me.

10. The earth is _______ (shake), and there must be an earthquake (地震 )

11. These tin bottles were collected for _________ (recycle).

(B)用 and, but, however , or , while, so 填空

1. I turned on TV, ______ we sat down to watch it.

2. She likes swimming, _____ ,she doesn’t often swim.

3. I like English ______ my brother likes maths.

4. He knows English well, ______ he has never been to England.

5. Work hard, _____ you will fail behind others.

6. He studies hard every day. ______ he does well in all subjects.

二、单项选择

( )1.—When _____ he leave for the city? —He _____ next week.

A.does, will leave B.does, leaves C.has, has left D.will, leaves

( )2.—It’s a long story, but you can hardly find new words in it.

—Good! _____ it will be too hard for children.

A.So B.And C.But D.Or

( )3.—What _____I to say to him? —Tell him to save water.

A.shall B.will C.should D.ought

( )4.He is tall, _____ his son is short.

A.when B.or C.while D.and

( )5. In our life, we may fail many times, but we should never_____.

A.shut off B.give up C.take away D.run out

( )6.She bought a skate board online _____ she saved a lot of time.

A.so that B.as soon as C.such that D.no matter

( )7.Every student is _____ to obey the school rules.

A.suppose B.supposed C.should D.ought

( )8.A farmer in England used animal waste to _____ his machine.

A.manage B.use C.run D.start

( )9.You ought to return the book to the school library _____. Other students will borrow it.

A.at times B.in time C.on time D.at the same time

( )10.I always enjoy visiting London._____ I wouldn’t like to live there.

A.Because B.So C.But D.And

三、句型转换。

1. You ought to tell her the bad news. ( 变为否定句 )

You __________ __________ tell her the bad news.

2. We have to finish the job before we leave. ( 变为否定句 )

We________ _________ to finish the job before we leave.

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