Unit4Topic1SectionA.ppt

1、Unit 4 Our World,Topic 1 Whats the strongest animal on the farm?,Section A,川口一中 高彩贞,Teaching aims and demands: （教学目标） 1. The comparative and superlative degrees of adjective. 形容词比较级、最高级的规则变化及用法（-er/est ） tall-taller-tallest big-bigger-biggest heavy- heavier-heaviest 2. Talking about animals and desc

2、ribing nature.(谈论动物和描述自然),cow,countryside n. 农村，乡下,horse,hen,What can we see in the countryside?,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?,Does Wang Wei like the countryside or the cit

3、y? Now, watch the flash of 1a, and find out the answer.,视频1a-P81,1a,1b,Listen to 1a and check the words you hear.,_ fresher _ busier _ bluer _ taller _ bigger _ clearer _ nicer _ quieter _ noisier,Now, look at the pictures and say something about the countryside and the city.,录音1a-P81,Read the passa

4、ge and answer the following questions,1.Why does Wang wei like the countryside ? 2.What does Michael think of the countryside ? 3.Who lives in the countryside ? 4.How often does he go for a holiday ?,Because he thinks the air is fresher , the sky is bluer and the rivers are clearer there.,He thinks

5、the countryside is much quieter than the city, too. People can enjoy the beauty of nature there .,Wang weigrandma .,Every year .,countryside,The air is fresh.,The sky is blue.,The trees are green.,The river is clear.,Its quiet in the countryside.,Now, look at the pictures and say something about the

6、 countryside and the city.,The air is dirty.,The river is dirty.,city,The buildings are tall.,The roads are wide. The traffic is busy.,Its noisy in the city.,The air in the countryside is _ The sky in the countryside is _ The river in the countryside is _ The trees in the countryside are _ than thos

7、e in the city. Its _ in the countryside than in the city.,than that in the city.,greener,quieter,fresher,bluer,clearer,Wang Wei likes the countryside very much because he thinks the air is _, the sky is _ and the rivers are _ there. Michael thinks the countryside is much _ than the city, too, so peo

8、ple can enjoy the beauties of nature. Wang Wei goes to the countryside every year for his summer holiday.,fresher,bluer,clearer,quieter,Listen again and fill in the blanks. Then read it aloud.录音1a-P81,所填单词有什么特点？,2b,Study the rules carefully and complete the table.,单音节及部分双音节形容词比较级（- er）和最高级（- est）的规则

9、变化。,1. 一般在词尾直接加er/est: talltallertallest 2. 以e 结尾的单词去e加er/est: wide wider widest 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) 5.不规则变化：good-better-best well-better-best many more-most much-more-most,taller,

10、tallest,braver,bravest,fatter,fattest,thinner,thinnest,uglier,ugliest,2b,Study the rules carefully and complete 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 _ _,写出下列形容词的比较级和最高级。,short - short - shortest small - smaller- smalles

11、t large- larger - largest late- later - latest happy happier- happiest easy- easier- easiest dirty- dirtier dirtiest cute- cuter cutest hot -hotter- hottest hard -harder- hardest,Listen to the conversation and fill in the blanks.,2a,One day, the children were visiting a farm.,录音2a-P81,Answers to 2a:

12、 taller stronger shorter nicer cuter better,Lets talk about the other animals on the farm.,small big,The hens are smaller than the geese .,The geese are small .,The mice are the smallest of all.,？,？,The mice are big .,The hens are bigger than the mice .,The geese are the biggest of all.,small big,？,

13、？,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,Thinking:,在什么情况下用形容词的原级，在什么情况下用形容词的比较级，在什么情况下用形容词的最高级。它们分别都有哪些标志。,一种东西或一个人不作比较时用_，两 者进行比较时用 _,它的标志词是_，当三者或三者以上做比较时用 _。形容词的最高级前面通常要加_.它的标志词有_或_(介词) 引导的短语。,小试牛刀,用所给词的适当形式填空 1.The weathe

14、r in Beijing is blue (blue). The weather in Yantai is bluer (blue) than that in Beijing. The weather in our country is_(blue) of all. 2.I am _(tall). My mother is _(tall) than me . My father is_(tall) of our three. 温馨提示：请不要忘记形容词的最高级前面要加 the,Look at the picture and choose the correct word for each an

15、imal. Then make conversations with the adjectives in 2b.,Pair work,3,horse pig cow cat sheep mouse hen goose duck dog rabbit,Example :,( One day, the animals on the farm were talking.) Dog : Im the strongest on this farm. Rabbit : I dont think so. The pig is stronger than you . Dog : Ha! Ha ! He is lazier than me . ,Check in class,用括号内所给词的是单形式填空 1.My house is biggest (big) of all the houses 2.The Yangtze River is the longest (long) river in China. 3.He has fewer (few) books than Jim . 4.Winter is the coldest (cold) of the four seas