仁爱英语八年级上册Unit 4总复习.ppt

1、Unit 4 Our World,Topic 1 Whats the strongest animal on the farm?,Section A,sheep,some sheep,What can we see in the countryside?,goose,some geese,What can we see in the countryside?,mouse,some mice,What can we see in the countryside?,单音节及部分双音节形容词比较级（- er）和最高级（- est）的规则变化。,1. 一般在词尾直接加er/est: talltalle

2、rtallest 2. 以e 结尾的单词去e加er/est: widewiderwidest 3. 以辅音字母加y结尾的单词，把y改成i, 再加 er/est : busybusierbusiest 以重读闭音节结尾，且末尾只有一个辅音字母的单 词，双写末尾的辅音字母，再加er/est : bigbiggerbiggest , (fat, thin, red, hot),taller,tallest,braver,bravest,fatter,fattest,thinner,thinnest,uglier,ugliest,2b,Study the rules carefully and com

3、plete the table.,写出下列形容词的比较级和最高级。,short _ _ small _ _ large _ _ late _ _ happy _ _ easy _ _ hot _ _ hard _ _ cute _ _ dirty _ _,Listen to the conversation and fill in the blanks.,2a,One day, the children were visiting a farm.,录音2a-P81,small big,The mice are smaller than the hens.,The hens are smalle

4、r than the geese.,The mice are the smallest of all.,？,？,The hens are bigger than the mice.,The geese are bigger than the hens.,The geese are the biggest of all.,small big,？,？,thin,The ducks are a little thinner than the geese.,The ducks are much thinner than the pigs.,？,thin adj. 瘦的；薄的；稀的,1. The com

5、parative and superlative degrees of adjective. 形容词比较级、最高级的规则变化 及用法。（-er/est） 2. Talking about animals and describing nature.,summary,Unit 4 Our World,Topic 1 Whats the strongest animal on the farm?,Section B,Check your sounds,Look at the pictures and write down the words according to the sounds. The

6、n listen and check the vowels and stress.,/ frDg / _,/ Insekt / _,/ sneik / _,frog,insect,snake,3,录音3-P84,/ fDks / _,/ gu:s / _,/ kau / _,/ i:p / _,fox,goose,cow,sheep,As we know, plants and animals are important to us.,be important to sb.,众所周知,Key points,We share the same world with them. share wit

7、h 与分享 Eg： They are sharing a piece of long bread. They often share beautiful music with each other.,Which do you like better, plants or animals? like better 更喜欢 I like apples better. I like cats best. like best 最喜欢 I like bananas best.,3. A: Do you like the countryside? B: Yes, / I like it very much

8、 / because / the air is fresher, the sky is bluer/ and the rivers are clearer there.,You often pause when you see a comma or finish a sense group.,Talk about plants and animals in nature. 2. Useful expressions: like better like best share with ; give joy feed on; be important to,summary,Unit 4 Our W

9、orld,Topic 1 Whats the strongest animal on the farm?,Section C,Rainforests cover 6% of the earths surface.,six percent,Key points,数词 % +,可数名词复数,可数名词单数 / 不可数名词,Eg: 50% of the students in our class are boys. 70% of the earth is water.,成千上万的,成百上千的 成百万上千万的，数以百万计的,hundreds of,millions of,Thousands and th

10、ousands of animals live in rainforests.,3. Many of them live in the trees over 30 meters from the ground. over = more than 多于， 超过 eg: Our class has _ 50 students. 4. They play an important part in controlling the climate. play an important part ( in sth.) 在某事中起重要作用； 参与（某事） Eg: 他积极参加班级活动。 He _ class

11、activities.,over/more than,plays an active part in,5. But now rainforests are becoming smaller and smaller. “形容词比较级 + and + 形容词比较级” 越来越 Eg. 天气变得越来越暖和了。 The weather gets warmer and warmer. 中国变得越来越强大。 China becomes stronger and stronger.,越来越小,1. Learn to describe the situation of rainforests and the i

12、mportance to the earth.2. Talk about how to protect rainforests. 3. useful phrases: thousands of control the climate over = more than play an important part ( in sth.) smaller and smaller,summary,Unit 4 Our World,Topic 1 Whats the strongest animal on the farm?,Section D,= the southwest of China 中国西南

13、部,Pandas live in the forests and mountains of Southwest China.,Key points,north,east,southeast,southwest,northeast,northwest,south,west,2. Now they are in danger because some humans kill whales and make the ocean water dirtier.,处于危险状态,Grammar,Comparative and superlative degrees of adjectives (),fres

14、her,bluer,clearer,quieter than,nicest,fattest laziest,smaller and smaller,Functions,Which,better,better,Why,make,share,with,beauties,Unit 4 Our World,Topic 2 How can we protect ourselves from the earthquake ?,Section A,The telephone is useful.,telephone,The mobile phone is _ than the telephone.,mobi

15、le phone,The computer is _ of the three.,computer,Lets talk,more useful,the most useful,terrible,cold,toothache,fever,Ask and answer with your partner according to 2b.,Key points,lose ones life 失去生命 protect sb. from 保护免受 Eg: 戴太阳镜可以保护眼睛不受伤害。 Wearing sunglasses can _ the sunshine. 3. ask sb. for help

16、向某人求助 Eg: 当我们处于危险时，可以向警察求助。 We can _ when we are in danger.,protect our eyes from,ask the police for help,delicious interesting carefully popular careful,more delicious the most delicious,more interestingthe most interesting,more carefullythe most carefully,more popularthe most popular,more carefult

17、he most careful,多音节词和部分双音节词： 在词前加more/the most。,sum up,2a,Study the rules and complete the table.,翻译句子。 .我的学校比你的学校更漂亮。 .我认为英语比数学更有趣。 .鲨鱼是最危险的动物。 .他的病更严重了。,My school is more beautiful than yours.,I think English is more interesting than math.,Sharks are the most dangerous animals.,His illness is more

18、 serious.,Exercises,Choose the best answers. The building is _ than that one. A. more taller B. very taller C. taller D. so taller 2. Everything is getting _. A. good and better B. better and better C. best and better D. best and best 3. Which is _ , the moon or the earth ? A. big B. very bigger C.

19、the bigger D. bigger,summary,The phrases of the dialog :,lose ones life 失去生命 protect sb. from 保护免受 ask sb. for help 向某人求助,The comparative and superlative of adjectives: more + adj. the most + adj.,Unit 4 Our World,Topic 2 How can we protect ourselves from the earthquake ?,Section B,Key points,1.失去某人

20、的家园 2.跑出外 3.保持冷静,lose ones home,run out of,stay calm,Unit 4 Our World,Topic 2 How can we protect ourselves from the earthquake ?,Section C,Read 1a and write down the key words under each picture. Retell what we should do based on the key words.,If you are indoors,stay under a strong table or desk,si

21、t on the floor in a doorway or close to the wall,1b,录音1a-P93,Listen to 1a and write down the key words under each picture.,If you are indoors,protect your head and neck with your arms,stay away from the window,If you are outdoors,move to clear areas,get away from buildings and trees,be careful of fa

22、llen power lines,Key points,Knowing some ways to protect yourself will help to keep you safe in an earthquake. 了解一些（在地震中）保护自己的方法，将会帮助你在地震中保护自己的安全。 keep sb. / sth. + adj. 保持 / 护某人 / 物 Eg: keep our classroom clean 保持教室清洁 keep us healthy 保持健康,2. or close to a wall is safer close to 靠近 / 接近 （介词短语） Eg: Y

23、ou can _ the fire and you will feel warmer. 3. Stay away from windows stay away from = get away from 远离 Eg: 我们应该远离一切危险的东西。 We _ everything dangerous.,sit close to,should stay away from,4. The danger is not over when the strong shaking stops. 当强震停止时，危险还没有结束。 be over 结束 Eg: _ , lets have a rest. 课上完了，

24、让我们休息吧。 The meeting _ , but he was still sleeping. 会议结束了，他还在睡觉。,Class is over,was over,summary,We learn : some phrases. keep sb. / sth. + adj. close to stay away from = get away from be over 2. We know some ways to protect ourselves in an earthquake.,Unit 4 Our World,Topic 2 How can we protect ourse

25、lves from the earthquake ?,Section D,Watch the flash and read 1, then find out the phrases in the passage .,1. five million 2. with the help of 3. the whole nation 4. rebuild their home 5. return to normal life,视频1-P95,五百万 在的帮助下 全国 重建他们的家园 恢复正常的生活,Key points,Five million people lost their homes. 基数词

26、修饰million, hundred, thousand时，只能用单数形式（表示确数）。 two hundred three thousand seven million 当hundred, thousand, million 与of连用时，一定要用复数（表示概数）。 hundreds of 数百，数以百计 thousands of 数千，成千上万 millions of 数百万,两百 三千 七百万,2.But with the help of the whole nation with the help of sb. / sth. = with ones help Eg:在警察的帮助下，他终

27、于找到了他的小狗。 _, he found his little dog at last. 在电脑的帮助下，他知道了很多的东西。 _the computer, he knows a lot of things.,在的帮助下,With the help of the police/With the polices help,With the help of,Summary,Read through Sections A-C carefully and complete each sentence below.,more serious,the most serious,more useful,t

28、he most useful,dangerous,the most important,The safest,Grammar,Comparative and superlative degrees of adjectives (),Functions,hit,hear,How,from,Unit 4 Our World,Topic 3 The Internet makes the world smaller.,Section A,Do you like doing some shopping on the Internet?,在网上,1. 在互联网上 2. 和聊天 3. 面对面 4. 形成 5

29、. 开始使用,Key points,on the Internet chat with face to face come into being make it into use,Key points,5. The Internet makes the world smaller.,主语,谓语,宾语,宾语补足语,Eg: 这部电影使我们很开心。 这个故事使我们哭了。 我们应该保持教室干净。,宾语补足语: 放在宾语之后，用于补充说明宾 语做某事或宾语怎么样。,The film made us very happy.,This story made us cry.,We should keep ou

30、r classroom clean.,see/play computer games,The man saw the boy playing computer games.,see sb. doing sth. 看见某人正在做某事,ask/close the windows,The teacher asks his students to close the window.,The key phrases of this lesson.,Summary,on the Internet chat with face to face come into being make it into use

31、 let sb. do sth. see sb. doing sth.,Unit 4 Our World,Topic 3 The Internet makes the world smaller.,Section B,From Section A, we knew something about the uses of the Internet.,We can do shopping at home.,From Section A, we knew something about the uses of the Internet.,The Internet can help us find t

32、he way.,From Section A, we knew something about the uses of the Internet.,We can enjoy movies on the Internet.,From Section A, we knew something about the uses of the Internet.,We can study on the Internet.,From Section A, we knew something about the uses of the Internet.,We can chat with our friend

33、s.,From Section A, we knew something about the uses of the Internet.,We can listen to music to relax.,From Section A, we knew something about the uses of the Internet.,We can read books we like.,From Section A, we knew something about the uses of the Internet.,We can learn to cook.,Key points,Im sur

34、e you can find lots of information on the Internet now. be sure ( that ) + 句子 确信 ; 肯定 Im not sure if that is a good idea. be not sure if/whether + 句子 不确定是否 Eg : 我确信他会来参加我的生日晚会。 I _ he will come to my birthday party. 他不确定他是否去我的生日晚会。 He _ he will go to my birthday party.,am sure ( that ),is not sure i

35、f/whether,Do the exercises,Choose the best answer. Computers are very useful to us, but students shouldnt _ too much time _ them. A. spend; in B. cost; / C. spend; on D. take; to 2. We can shop _ the Internet _ going to the shops. A. on; without B. in; without C. in; for D. on; with,3. We can use QQ

36、 to chat online. -Really ? Could you please show me _ it ? A. what to do B. how to do C. when to do D. why to do 4. Im _ sure _ computers can work in our heads well . A. /; whether B. not; that C. not; if D. quite; whether,Summary,We master the drills : be sure that +句子 be not sure if/whether + 句子,U

37、nit 4 Our World,Topic 3 The Internet makes the world smaller.,Section C,Key points,1. become an important part of 变成重要的一部分 Eg: 那只小狗变成了那位老人生活中的重要部分。 The little dog _ the old mans life. 2. Some people use the Internet to hurt others and get money by cheating. 一些人用互联网伤害他人并通过欺骗来获取钱财。,became an important

38、 part of,通过,use sth. to do sth. 使用某东西去做某事 = use sth. for doing sth. Eg: 他不会用筷子吃饭。 He cant _ eat. He cant _ eating.,use chopsticks to,use chopsticks for,3. The Internet can change our lives for the better, but we should use it carefully. 因特网会使我们的生活变得更好，但我们应该恰当地使用它。 for the better 向着较好的情况（转变） for the

39、+ adj.比较级 向着较的情况转变 Eg: 我希望天气很快就会好转。 I hope the weather will soon change _ . 五月里，她的病情恶化了。 In May, her illness took a turn _ .,for the better,for the worse,4. The Internet makes our lives more interesting. This helps make life easier. make sb. / sth. + 形容词比较级 使某人 / 某物 Eg: 那只小狗使那位老人的生活更开心。 The little d

40、og makes the old mans life happier.,找出宾语补足语的句子。,Do the exercises.,Choose the best answer. _ you _ the Internet is good for us ? Yes, of course. A. Are; sure B. Would ; mind C. Are; believe D. Are ; think 2. We can use the Internet for _ movies. It is very wonderful. A. watch B. watching C. to watch

41、D. watched,Summary,We master some phrases: 1. become an important part of 变成重要的一部分 2. use sth. to do sth. 使用某物去做某事 = use sth. for doing sth. 3. for the better 向着较好的情况（转变） for the + adj.比较级 向着较的情况转变 4. make sb. / sth. + 形容词比较级 使某人 / 某物,Unit 4 Our World,Topic 3 The Internet makes the world smaller.,Se

42、ction D,Review,What can we do on the Internet?,Internet,Send e-mails. Find information. Listen to music. Watch movies. Chat with our friends. Play computer games. Study English.,Key points,advice about sth. / doing sth. 关于的建议 Eg: 医生给了他一些关于保健的建议。 The doctor gives him some advice about keeping healthy. 老师应该经常给学生一些关于学习的建议。 Teachers should often give students some advic