仁爱版八年级英语上册 Unit 4 Topic 1 Section D 课件(共35张PPT).ppt

1、Topic 1 Whats the strongest animal on the farm?词尾变化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttall hard large wide以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或estbig hot thin fat wet 以辅音字母+y结尾的词变为i再加-er,或-esthappy dry earlynarrow clever 多音节词和多数双音节词在其前面加more 和most difficult popular slowlytaller harder large

2、r wider tallest hardest largest widestbigger hotter fatter wetterbiggest hottest fattest wettest happier drier earlierhappiest driest earliestnarrower cleverernarrowest cleverestmore difficult more popularmore slowly most difficult most popularmost slowly少数以-er,-ow结尾的双音节词可加-er或-estRevision形容词副词的比较级和

3、最高级不规则变化。原级比较级最高级good/wellbetterbestmany/muchmoremostbad/badly/illworseworstlittlelessleastoldolder/elderoldest/eldestfarfarther/furtherfarthest/furthestYao Ming is Jordan比较级+thantaller thanHe is比较级+than any other+单数名词=比较级+than the other+可数名词复数taller than any other boy.the+比较级+of the twoAmy is在两个女孩中

4、Amy矮the shorter of the two girls.better and better越来越好比较级+and+比较级越来越吃的越多，会变得越胖you eat,you will be.the+比较级+句子，the+比较级+句子越，就越。The morethe fattereg:他是三个男孩当中最高的.He iseg:她是我班最开朗的.She isthe+最高级+ofinthe tallest of the three boysthe most outgoing in our class.Lucy 是她班最高的女生之一。Lucy isone of+the+最高级+复数名词 “最的之一

5、”one of the tallest girls in her class.the+序数词+最高级+单数名词+in短语“在中是第几个”eg：黄河是中国第二长河。The yellow river isthe second longest river in China.Tom is as tall as Mike.as+形容词/副词原形+asThere are as many studentsin our school as yours.Tom is three times as old as Mike.否定 not as+形容词原形+as 或not so+形容词原形+as“不及不如 Tom i

6、s not as tall as Mike.Tom is not so tall as Mike.1.Those apples are bigger than these ones.1.比较级中为了避免重复，常用one/that/those替代名词。This pen is shorter than that one.The weather here is much hotter than that of Shanghai.The cars made in Tianjin is much more popular than those in Shanghai.2.必须是同类事物之间的比较。My

7、house is much cleaner than hers.（=her house)3.very/quite/so/as/too/really+原级much/a little/a bit/a lot/even/far+比较级I feel even worse today.You have much more to do.4.形容词最高级前一定要用形容词最高级前一定要用the,the,副词最高级前的副词最高级前的thethe可省略。可省略。He is He is thethe tallest boy in his class.tallest boy in his class.5.the+最高

8、级+名词比较级+than any other+单数名词可以互换eg:Tom 是我班最好的男孩.Tom is the best boy in our class=Tom is better than any other boy in our classThe air is _,the sky is _ and the rivers are _ there.I think the countryside is _ the city,too.I think the sheep are the _ of all.The pigs must be the _ and _ animals on the f

9、arm.Whats the strongest animals on the farm?But now,rainforests are becoming _.GrammarComparative and superlative degrees of adjectives(Comparative and superlative degrees of adjectives()fresherbluerclearerquieter thannicestfattest laziestsmaller and smallerFunctions _ do you like _,plants or animal

10、s?I like animals _._ do you think so?Because animals are our friends.They _ us happy.We _ the same world _ them.People can enjoy the _ of nature there.WhichbetterbetterWhymakesharewithbeautiesbear n.熊v.承受，负担；忍受；容忍wolf n.狼three wolvesPresentationPandas.What do they feed on?Bamboo.They are the _ of th

11、e animals.(lovely)the most lovelythe most lovelyWhich animal lives only Which animal lives only in China?in China?whaleblue whaleWhere do they live?Where do they live?What do they feed What do they feed on?on?ocean n.海洋the smallest sea animalsThey feed on small animals.Chinese tiger 中国虎以为食northeasts

12、outheastsouthwestnortheastnorthwestsouthwestWatch the flash and answer the questions as quickly as you can.Where do Where do blue whalesblue whales live?live?What do they feed on?What do they feed on?Where do Where do Chinese tigersChinese tigers live?live?What do they feed on?What do they feed on?T

13、hey live in the ocean.They live in the ocean.They feed on the smallest sea animals.They feed on the smallest sea animals.They live in the south of China.They live in the south of China.They feed on small animals.They feed on small animals.视频1-P87 pandas _ blue whales _ Chinese tigers _They have less

14、 and less land to live on.Some humans kill them and make the ocean water dirty.Some people kill them for their fur and bones.Find out why they are in danger.Listen to 1 and complete the table on Page 88.录音1-P87Animal What they feed on Where they live Why they are in dangerThey have less and less lan

15、d to live on.blue whalesChinese tigersin the south in the south of Chinaof Chinabamboobambooin Southwest in Southwest ChinaChinasmallest smallest sea animalssea animalsin the oceanin the ocean Some people kill them and Some people kill them and make the ocean water make the ocean water dirtier.dirti

16、er.small small animalsanimalsSome people kill them Some people kill them for their fur and bones.for their fur and bones.1pandaspandasRead Paragraph 1 and fill in the blanks.Pandas live in the _ and _ of Southwest China.They _ _ bamboo.But now they have _ _ _ land to live on.So pandas are becoming _

17、 in number.forestsmountains feed on less and lessfewerRead Paragraph 2 and fill in the blanks.The _ animals in the world are not elephants.They are blue whales.They are the _ but they feed on the smallest sea animals.Now they are _ _ because some people make their _ _ dirty and others _ whales for t

18、heir meat.heaviestlargestin danger ocean homekillRead Paragraph 3 and fill in the blanks.Chinese tigers live in the _ of China.They are also _ _ now.they are the _ _ _ tigers in the world and they eat small animals.Some people kill tigers for their _ and _.south in dangeroldesttype offurbonesRetell

19、Animals in Danger according to the following pictures.There are many other wild animals in danger,such as bears and wolves.Can you think of some more?What should we do to protect them?animalnamewherefeed onWhy why not?like or dislikefeaturesWrite a passage about an animal.2When you describe somethin

20、g,and compare it with other things,you may use comparative or superlative forms.Saving the Animals in Danger1.Collect information about animals in danger and complete the table.Animal Where they live What they eat Why in dangerHow to protect2.Present your information,including the reasons why the animals are in danger,to your group.3.Discuss what you should do to protect them?4.Report the result to the class.Write a passage with the title“TheWorld in My Eyes”.