初中英语仁爱科普版九年级上册Topic 2 The population in developing countries is growing faster.导学案及答案

Unit 1 Topic 2 Section A

一. 抽测反馈：写出下面单词的过去分词。

1)come _______  2)am \ is \ are _______  3)go _______  )take __________

5)tell ________   6)clean _________     7)chat _______ 8)ride _________

9)study ______   10)have \ has _______11)watch_______12)chat_________

二．转换句型：归纳just”, “never”, “yet”, “ever” ，“already”的用法

1.Have you ever jumped rope?肯定回答：_________________否定回答：________________

2.I have just jumped rope.改为否定句：_________________________________

3. I have never jumped rope.改为一般疑问句：_________________________________

4.I have already cleaned it .改为第三人称：_________________________________

5.Have you cleaned your room yet?改为特殊疑问句：_________________________________

6.It’s very dirty. I haven’t cleaned it yet.改为肯定陈述句：_________________

【牢记】just意为______,  通常用在_____句中，  位于谓语动词___。

ever意为_____  通常用在____句中。 位于句____；

never意为_____  用在______  句中，位于句____；

already意为______,  通常用在_____句中。  位于句___或句___

yet通常用在____句和____句中，位于句___。用在疑问句中意_____；用在否定句中时，和not构成_______的意思。

语法点拨二：So do I.是__________句，含义是：_______________ 结构是：____________________

典题训练：a. He likes playing the piano, __________________. (她也是)

          b. They are interested in Chinese culture, ________________. (我们也是)

          c. I have never been there, _________________________. (他也是)

三、练习.

1).Li Hua _________(succeed)in passing the final exam

2).She has ________(change) a lot in the past five years.

3).We have three __________(radio) in our class.

4).The traffic is getting much ________ (heavy) than before in our city.

5)Don’t worry. He has _________ ( probable ) gone home.

6)China is a ________ (develop) country.

7). The problem is ________     (serious) than that one.

1. The water of the lake is so dirty. I do _____ want to go there _______ _______(不再).

2. There were so many people that we _______ ________(迷路).

3. Let’s _______ ________ ________(给他打电话) right now.

4. ______ ______ _______(顺便问一下), have you seen Lily these days?

5. Mr. Li is ______ a kind teacher _______(如此...以至于) we all like him.

四、情景交际。根据下面对话的情境，在每个空白处填入一个适当的语句，使对话意思完整。

A： Hey, Bruce. Long time no see! 1._________________________________   

B ： I’ve been to China. Look, here are the photos. How wonderful these Chinese buildings are!

A: You are right. 2. ________________________________________________      

B ： Just a little. But I’m going to learn more Chinese language. It’s useful to learn about Chinese

culture. 3. ________________________________________________________      

A： I helped the disabled as a volunteer.

B ： Really? I’d like to be a volunteer, too. Could I go there with you?

A: Sure. 4._________________________________________________________

B ： Let’s meet at 8 o’clock tomorrow.

A: Goodbye.

B： 5.____________________________________________________________ 

Section B

一、然后归纳总结怎样读数字？【牢记－方法】

1）首先，把数字从___往___分成___个一组，然后按照从___到___和___的顺序来读。

2) 千位数字以上的基数词的表示：以三位数字为单位，从后向前用___依次隔开，第一个逗号用______表示，第二个逗号用______,第三个逗号用______来表示。逗号之间的数字按百位数的表达法来表示。

3)朗读多位英文数字时，总是最后一个数读___调，它前面的位数均读___调。

练习：英汉互译，写出下列数字，并朗读。

1.45,617,092______________________________________________________    

2.5, 237,166, 234______________________________________________________ 

3.twelve billion, one hundred and eighty-seven million, six hundred and ninety thousand, seven hundred and eighty  __________________

二．知识点识记。

【点拨1】 population意为________，形容人口多用_________形容人口少用_________。在此句中作______语，谓语动词用________。the (a)population of +数量”意为_____________________

【拓展】询问人口数量时，应用______________________________?回答_______________

population如果 指某地整体人口时谓语动词用____数，如果前面有百分数或者分数时谓语动词用_____数。

1.The population of the world ___ （be）growing faster and faster.(这里population强调______)

2.About 80% of the population in China ___ （be）farmers.(这里的population强调的是______)

【点拨2】So it is. 含义是__________表示赞同。结构：________________

注意：主语与上文指同一人或物

      b. --- It’s a fine day today. ---____________________. (的确是这样)

      c. --- They have just finished their homework. --- ____________________. (的确是这样)

三、练习。

1.China has ___________(large) population in the world.

2.There are ________(billion) of people in the world.

3.I’ve never_________(visit) the Great Wall.

4.He fell down from the tree just now. ____________ (luck), he is all right.

5.I __________________(not find) my purse yet.

6._________________（成千上万的） trees should be planted on the mountains.

7.________________________ （.....的人口数量） is the population of Russia?

8.Now a population of world has ________________  （增加到） 6.5 billion.

9.The population in _______________（发展中国家）is larger than that in ___________ （发达国家）.

四、选词填空，有两个单词是多余的。

The population problem is one of the most serious 1______________   in the world, especially in Asia. It is almost half of the world. China has the 2 _____________ population with 1. 3 billion. And 1/5 of the world people are living in China. The population problem is 3______________ serious in developing countries than in developed countries. It’s 4 ______________ for many people to find jobs. What’s worse, the population in those countries is 5_______________ faster. Luckily, China has carried out one 一 child policy to 6______________  the population. If the population grows too fast, people will not have enough 7_______________  to eat or enough 8_______________ to live in. And also, the traffic will be 9_____________and people have to cut down more trees. So we should try our 10________________  to stop the population from growing too fast.

Section C

一、熟记下面分数知识点。

1.…and about one fifth of the people in the world live in China.

点拨：one fifth _________ 分数表达口诀：子___，母___，分子大于一，分母_________

试一试：1/3_________________ 3/4_______________ 五分之四________________

特殊情况：a half______________ / a quarter________________

拓展：几分之几的… --- 分数 + of+名词   作主语时，谓语动词_________

练习：a. Two fifths of the students ____________ (be) from Europe.

     b. Two fifths of water ____________ (be) from the river.

二、选择题。

(　　)1.  – LinTao is good at English.  -  _________ He often talks with his teachers in English.

A. So it is.     B. So he is.     C. So is he.

(    )2.He’s read this book before, _____?

A.hasn’t he  B.doesn’t he   C.isn’t he   D.wasn’t he

(    )3.—I have never visited a paper factory.

—_____

A.So have I.  B.So I have.   C.Neither have I.  D.I haven’t now.

(    )4.  —Do you know_____ of the workers in the factory are women?

—Yes, and all the women workers work hard.

1. two fifths     B. two fifth      C. two five     D. second five

(    )5.—Have you found your lost book_____?

—No, I haven’t.

A.already  B.yet    C.still    D.once

(　　)6. The weather in China is different from _________ in Australia.

A. it       B. one      C. that

三、练习。

1. Jim ___________ just ___________ (write) a postcard to his firend.

2._______you _________(lend) any books to him ? No, I haven’t .

3.I have some ________ (difficult) in learning Englis

4.The policy has worked well in ___________ (stop) driving after drinking.

5. ________________(到目前为止） , I have been to Beijing twice.

6.The Green Great Wall has ________ ________  （在...取得成效）controlling sandstorms (沙尘暴).

7.He _______________ （作为....而闻名）a great scientist.

8.______  ______(由于） the policy, people’s ______  _______ (生活条件）are improving rapidly.

9.俄罗斯人口每年增长八百万，已达到1.43亿。

  The population in ________ is ______________ 80 million every year and it has already ___________ 143 million. 

10.政府为学生提供社会活动。自然环境变得越来越差。

The _______________ offer_______activities to students. _________ environment is becoming _________and _______.

四、听力。

So far, our government have_____  many measures to solve the population problem. One was known ___  the one-child policy. It worked _____ in controlling China’s population. Thanks ____ the policy, China is developing quickly and people’s living conditions are improving rapidly. ________, the population problem is still serious in China. We still have a long way      .

Section D

一、选择题练习。

(　　)1. Have you been to the village      Gum Tree? It’s a beautiful place.

A. called       B. is called     C. calls      D. call

(　　)2. We must take measures      him from making mistakes.

A. stop        B. stopping     C. stops      D. to stop

(　　)3. We should be careful _____ garbage to help the natural environment.

A. with        B. of          C. in         D. on

(　　)4. We should discourage ________ trees.

A. cut         B.to cut       C. cutting    D. cutted

(　　)5. I have lived there _____ I was three.

A. since       B. for         C.yet        D. ever

(　　)6. The USA is a _________ country while China is a _________ country.

A. developed; developing  B. developing; developed   C.developing; developing

(　　)7.  - Do you know the price of the gold now?  - It’s said that it ____________ 5%.

A. increases      B. has increased by    C. has increased to

二、看图写话

1. begin, carry out _________________________________________________________________

2. small, that   _________________________________________________________________

3. have, of  _____________________________________________________________________

4. make, yesterday, but _________________________________________________________

5. cry, lose, way  _________________________________________________________________

三、根据首字母填空或者所给词的适当形式填空。

Hello, everyone! My name is Sue. I c      from Canada. Canada is a big green country with a population of about 36 million. I live in a small mountain town    (call)Fairmont.I        (live)here since I was three. F      than 600 people live here. The small town is            (surround)by trees. The air is clean and fresh. People live close to nature and try          (protect) it. They are careful with garbage and discourage        ( cut) trees. The town is really like one big family.

The l      people often help each other and have fun together. But sometimes it is hard       (see) friends because they live so far a       .

四、写作。Describe the place you would like to live.

__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________