人教版 |九年级英语下册Unit13 Section A Grammar Focus-4c 课件+课文朗读+导学案

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同步导学案

Unit 13 We’re trying to save the earth

Section A (Grammar focus—4c)

【学习目标】

1．学习并掌握新词汇：reusable，afford，transportation

2．学习并会用以下常用表达：try to do sth.，used to do sth.，is/are doing，be considered，take part in，help with，help out，turn off，instead of，pay for，add up，afford to do sth.，not…any longer，take action，It's difficult for sb. to do sth.

3. 复习现在进行时，被动语态，现在完成时，情态动词，used to do的用法。

【重点和难点】

正确使用本课语法要点。

【课前预习】

一、用适当的情态动词填空

1.  —What  __________ I do for you?

—I want some bananas.

2. Tom __________ ride a bike, but he can’t drive a car.

3. You are ill, Tom.  You __________ see a doctor.

4. Children __________ play basketball in the street.

5. If you are not careful, a car __________ hit you.

6. —__________  I come in?

—Yes, you may.  Come in, please.

7. A blind man __________  see anything.

8.Nobody_________live without air and water.

9.The book__________ be returned before Saturday.

10.You_________give up smoking at once. It's bad for your health.

二、用括号内所给单词的适当形式填空。

11. We don't need____________ (work) today.

12. He doesn't dare____________ (break) his promise.

13. Some students are used to____________ (ask) their parents for help when they meet trouble.

14. There used____________ (be) a quiet village here.

15. You will be used to____________ (live) in the countryside.

16. All of us know that cotton can be used____________ (make) cloth.

17. You used____________ (go) to school by bike，didn't you?

18. Sarah __________ (keep) the books since three days ago.

19. David __________ (be) interested in music when he was young.

20. David __________ (be) interested in music since he was young.

课文学习探究

一、 现在进行时

1） Now people are taking actions to save wild animals. Let’s join them.

2） Look! Kenny is swimming happily in the pool.

3） Listen to me carefully. I am talking about something very important.

4） Be quiet please! The baby is sleeping.

总结: 现在进行时表示：                                   

谓语构成：            +            

标志性词汇：                                             

     现在分词的构成规则：                                

二、 现在完成时

1） He has kept this book for over two months. Please ask him to return it soon.

2） We have lived here since my little sister was born.

3） Have you ever been to Australia? It’s a beautiful country.

4） He has already tried this to solve the problem, but it didn’t work.

总结：现在完成时的用法：                   

谓语构成：             +            

标志性词汇：                                    

      过去分词构成规则：                         

三、 被动语态

1） Photos are shared online.

2） The video was sent out quickly and was seen by many people.

3） Teenagers should be allowed to make their own decisions.

总结：被动语态的构成：             +              

一般现在时的被动语态：             +              

一般过去时的被动语态：             +              

情态动词的被动语态：            +            +            

四、 情态动词

1） Tracy could ride a bike when she was five years old.

2） You mustn’t play on the road. It’s too dangerous.

3） He can’t come back. He has gone to Hong Kong.

4） It’s raining now. I have to wait till it stops.

总结：情态动词有哪些                          

用法：情态动词+         

五、 used to

1） James used to wake up late, but now he is used to getting up early.

2） Did Cherry use to live in Shanghai when she was a child?

3） He didn’t use to be active. He was quite silent.

总结：used to 表示              ； 后接                

used to 的否定句：                      

used to的一般疑问句：                                  

be used to doing 表示：                             

【达标检测】

三、根据句意及首字母提示补全单词

1.We can't        (承担得起) to go abroad this summer. 

2.What do you think of the      (交通运输) in your city? 

3.This kind of material is      (可重复使用的). Don't throw it. 

4.We must take     (行动) to protect our environment.  

5.The f     have been there for three hours, but they have caught no fish. 

6.We should stop smoking because it is h       to our lungs(肺). 

7.How much did you p       for the computer? 

二、单项选择。

1.—Why have I never seen this kind of mobile phone?

—Because it    by Huawei last month. 

A. was producedB. would produced

C. has producedD. are produced

2.Yao Ming, a basketball giant,    water polo when he was young.  

A.is playing    B. used to play      C.is used to playing   D. was playing

3.He is very surprised that all the houses in the village_______ white.

A. paint      B. painted       C. are painting      D. are painted

4.—In China, many students feel stressed because of too much homework.

—Don't worry. Our government has realized this problem. I'm sure there _______ be good news for them soon.

A．can          B．must     C．should       D．need

5. Mr. Smith ________ be in the office. Because he has gone to Chengdu on business.

A．mustn't    B．shouldn't         C．can't    D．needn't

6.Children under 12 ________ sit alone in the front seat of the car. It's a law.

A．couldn't  B．mustn't        C．needn't  D．might not

7.Our school life      a lot since 2017. We have more activities now.(2020年北京市中考试题)

A. changes            B. changed      C. will change      D. has changed

8. — I _______ my homework yet. How about you, Jack?

  — Oh, I _______ it a moment ago.

A. didn’t do; finish     B. haven’t done; finished  C. haven’t done; have finished     D. don’t do; finish

三、根据汉语意思完成句子

1. 这儿过去有一个大的停车场。

There      be a big parking lot.  

2.在2016年,霍金被邀请在北京一个重要的会议上讲话。

In 2016, Hawking       to speak at an important meeting in Beijing.  

3. 我的祖父母已经结婚50年了。

My grandparents           for 50 years.  

4.我们离开教室的时候必须关灯。

Lights                 when we leave the classroom.  

5.这个单词以字母“a”开头。

This word      the letter “a”. 

6.我们应该立刻行动起来,帮助他们摆脱困境。

We should          right now to help them out of the difficulties. 

参考答案

参考答案：

【课前预习】

1.can  2.can   3.must   4.mustn’t   5.may   6.May/can

7.can’t   8.can’t   9.must   10.must  

11. to work 12. to break 13. asking

14. to be 15. living 16. to make 17. to go

18.has kept 19.was  20.has been

18. must be 19. Can it be 20. needs repairing

21. is used to cut 22. used to play 23. Did he use to spend

课文学习探究

一

1. 总结: 现在进行时表示：表示现在或现阶段正在发生或进行的动作。

谓语构成：am / is/ are+动词-ing形式

标志性词汇：now, at the (very) moment, for the time being, at present, 及Look! Listen! ...

 现在分词的构成规则：

1) 一般情况下直接加ing。

2) 以不发音的字母e结尾的单词, 去掉字母e, 再加-ing。

3) 以重读闭音节结尾, 呈现“辅,元,辅”结构的动词, 先双写末尾的辅音字母, 再加-ing。

4) 以ie结尾的动词, 把ie改为y, 再加ing。

二

总结：现在完成时的用法：表示过去发生的动作对现在产生的影响或结果。 

谓语构成：have / has +动词过去分词

标志性词汇：already、yet、just、never、ever、before、since、for。

过去分词构成规则：

1) 一般情况下, 在动词后加-ed。 

2) 在以- e结尾的动词后只加-d。 

3) 在以辅音字母加y结尾的动词, 应将y改为i再加ed

study→studied  carry→carried  try→tried

4) 以重读闭音节结尾的动词, 要双写末尾的辅音字母再加-ed。 

stop→stopped  drop→dropped

三

总结：被动语态的构成：be + 动词过去分词

一般现在时的被动语态：am/is/are + 过去分词

一般过去时的被动语态：was/were+过去分词

情态动词的被动语态：will/shall+be+过去分词

四

总结：情态动词有哪些：can, may, must, need, have to, could, should, ought to 等

用法：情态动词+动词原形

五

 总结：used to 表示过去常常，后接动词原形。

used to 的否定句：didn’t use to … /used not to …

used to的一般疑问句：Did you use to...? /Used you to …?

be used to doing 表示习惯做某事

【达标检测】

一、1.afford  2.transportation  3.reusable   4.action   5.fisherman  6.harmful  7.pay

二、ABDB   CBDB

三、1.used to2.was invited  3.have been married   4.must be turned/switched off  5.begins with

6.take action

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