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1、Unit 4 Our World,Topic 1 Whats the strongest animals on the farm?,Section A,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）2.Talking about animals and describing nature.,Teaching aims,cow,countryside n. 农村，乡下,horse,hen,What can we see in the countryside?,sheep,s
2、ome 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?,countryside,The air is fresh.,The sky is blue.,The trees are green.,The river is clear.,Its quiet in the countryside.,The air is dirty.,The river is
3、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 those in the city. Its _ in the countryside than in the city.,than
4、 that in the city.,greener,quieter,fresher,bluer,clearer,Does Wang Wei like the countryside or the city? Now, watch the flash of 1a, and find out the answer.,视频1a-P81,1a,1 Find out key phrases考虑 在乡村 大自然的美 暑假 肯定很有趣2 Find out the key sentences你在想什么？我在想.你喜欢乡下吗？我非常喜欢我认为乡下比城市更安静的多3 Finish 1c,Group Work D
5、iscuss the questions in your group and find out the answers,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 people can enjoy the beauties of nature. Wang Wei goes to the
6、countryside every year for his summer holiday.,fresher,bluer,clearer,quieter,Listen again and fill in the blanks. Then read it aloud.,所填单词有什么特点？,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。,下列形容词比较级和最高级变化有什么规律？,2b,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: talltallertallest2. 以e 结尾的单词去e加er/
7、est: widewiderwidest3. 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),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。,下列形容词比较级和最高级变化有什么规律？,taller,tallest,braver,bravest,fatter,fattest,thinner,thinnest,uglier,ugliest,2b,D
8、o you have any questions?,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 _ _,拓展练习,small big,The mice are smaller than the hens.,The hens are smaller than the geese.,The mice are the smallest of all.,？,？,The hens are bigger than the mice.,Th
9、e 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,Homework,Draw a picture of your hometown and write a passage about it, using adjectives and their comparative and superlative degrees.,Thank you !,