2013年八上册unit4sectionA3a--3c.ppt

Unit 4 Whats the best movie theater?,Section A 3a-3c,复习：形容词最高级的构成,tall,taller,tallest,B: heavy easy tidy dry busy happy healthy hungry early,y - i- est,C: large late nice,- st,biggest,D: big,hot,hottest,thin “双写”,thinnest,wet,wettest,fat,fattest,Adjective,delicious dangerous interesting popular beautiful careful friendly,the most - adj .,Adjective,better best,far,little,worse worst,more most,farther farthest,less least,good,well,bad,badly,many,much,1. good 2. comfortable 3. big 4. happy 5. cheap 6. many 7. difficult 8. little,better best more comfortable most comfortable bigger biggest happier happiest cheaper cheapest more most more difficult most difficult less least,Whats the best movie theater to go to? Town Cinema. Its the closest to home. And you can buy tickets the most quickly there. Which is the worst clothes store in town? Dream Clothes. Its worse than Blue Moon, it has the worst service. What do you think of 970 AM? I think 970 AM is pretty bad. It has the worst music.,Grammar focus,用法：英语中三者或三者以上相比较，表示 “最” 这样的最高程度概念时，要用 “the+最高级” 的结构表示。这种句式一般带有表示比较的介词短语，比如: in our class, of the three 等。 例如：Wang Lin is the tallest in our class. This theater is the cheapest of the three. 注意使用最高级时应注意以下几点：,形容词的最高级,(1) 表示 “最之一” 的句式，要用 one of the +形容词最高级+复数名词。 例如：Jingjiang Hotel is one of the biggest hotels in our city. Lisa is not of my best friends. (2) 当最高级前面有物主代词或名词所有格时， 不加定冠词 the。 例如：Tom is Lucys best friend. Tuesday is her busiest day.,(3) 最高级前可加序数词。 例如：The Yellow River is the second longest river in China. (4) 形容最高级修饰作表语或介词宾语的名 词，代词时，被修饰的词往往省略。 例如：He is the laziest (student) in our class.,2. 形容词比较级和最高级的构成 规则变化 一般情况下，单音节或双音节的形容词比较级直接加-er, 最高级直接加-est。如： clevercleverercleverest cheapcheapercheapest fewfewerfewest smallsmallersmallest youngyoungeryoungest,b. 以-e 结尾的形容词，比较级+ -r,最高级+ -st。如： largelargerlargest nicenicernicest cutecutercutest c. 以辅音字母+y结尾的形容词，变y为i +er或+est。 busybusierbusiest heavyheavierheaviest easyeasiereasiest happyhappierhappiest dirtydirtierdirtiest,d. 以重读闭音节结尾，末尾只有一个辅音字母结 尾的词，双写最后一个辅音字母，再加+er或 +est。 如： bigbiggerbiggest thinthinnerthinnest fatfatterfattest hothotterhottest e. 多音节和部分双音节形容词，需在原级前+more 构成比较级，+ most 构成最高级。如： importantmore importantmost important beautifulmore beautiful most beautiful difficultmore difficultmost difficult,3. 不规则变化：,Exercises,一、写出下列单词的比较级和最高级。 good _ comfortable _ far _ big _ bad _ friendly _ popular _ much _ funny _ well _ dull _ easy _ close _ creative _,二、根据要求写出单词。 1. bad (比较级）_ 2. do (过去式）_ 3. best (原级） _ 4. expensive(反义词）_ 5. big (最高级）_ 6. report (名词）_ 7. friend (形容词）_ 8. beach（复数）_ 9. quiet (反义词）_ 10. store （同义词）_,worse,did,good/well,cheap,biggest,reporter,friendly,beaches,busy,shop,最高级规则变化口诀：,最高级，很容易，一般词尾加est。 (cheap-the cheapest) 词尾若有哑音e, 直接就加st。 (close-the closest) 重读闭音节， 单辅音字母要双写。 (big-the biggest) 辅音字母加y, 记得把y变为i。 (friendly-the friendliest) 多音节，考考你，the most到底加哪里？ (popular-the most popular),3a Fill in the blanks with the correct forms of the words in brackets.,1.We went to the _(bad) restaurant in town last night. The menu had only 10 dishes and the service was not good at all! 2.Blue Moon is _ (good), but Millers is _(good) in town. 3.The Big Screen is_ (expensive) than most cinemas, but Cinema City is_ (expensive). 4.Movie City has the _ (bad) service, but we can sit the_(comfortably)there. 5.Johnny Depp acted the _ (good) in that movie. Hes much _ (good) than others at finding the _ (interesting) roles.,worst,good,the best,more expensive,the most expensive,worst,most comfortably,best,better,most interesting,3b Pairwork Think of three stores in your town and fill in the chart. Then talk about the stores.,A: I think Teen World has the best service. . B: I think Bargain House has the worst quality.,Bargain : 特价商品,Teen= teenager 青少年,3c Groupwork Where are we going for lunch? Think of three places to have lunch near your school. Write the information in the chart. Then decide on the best place to have lunch.,A: Dannys is the closest. Lets go there. B: No, its the most expensive. I think we should go to,1.We are going to the Green Restaurant for lunch. (就划线部分提问) _ you going for lunch? 2. Sam is the shortest in his class. (改为同义句) Sam is _ than _ _ student in his class. Sam is _ than _ _ students in his class. Sam is _ than_ _ in his class. 3. How do you like Screen City? (改为同义句) _ do you _ Screen City?,Where are,shorter,any other,What,think of,shorter,the other,anyone else,shorter,练习：改写句子,The Comparative Superlative Degrees of Adjectives & Adverbs,总 结,形容词和副词 比较级和最高级,late later - latest,early earlier earliest,big bigger- biggest,fluently/difficult more, most,重读闭音节、末尾只有一个 辅音字母双写加 er 或 est,单音节词在词尾比较级加- er或最高级加- est,以e结尾的词，只需加r 或st,以辅音字母加 y 结尾双音节词变 y 为 i 加 er 或 est,部分双音节和多音节词在原级前加 more 或 most,少数以er,ow 结尾的双音节词加-er -est,tall taller- tallest,clever cleverer-cleverest,cheap, cold, small, warm, young, high,fine, nice, safe,happy, busy, dirty, easy, lazy, pretty,fat, hot, red, thin, wet, sad,narrow, yellow,quickly, slowly, useful, careful, popular, modern,形容词和副词比较级和最高级构成 (规则变化),不规则变化,good / well better - best,much / many more - most bad / badly / ill worse worst little less least far farther/ further farthest furthest old older/ elder oldest / eldest,形容词和副词比较级的用法,1.Who runs faster, he or she?,2.He runs faster than she.,3.He runs much faster than she.,4.He becomes healthier and healthier.,5.The more you exercise, the healthier you will be.,6.She is less healthy than he.,1.表示两者之间的选择, 可用“Which/Who + 比较，or?”.,2.表示两者之间的比较，通常用连词 than 引导， 表示“更一些”,3.much/far/a lot, even ,still ,a little/a bit 修饰比较级,表示程度.,Who runs faster, he or she?,He runs faster than she.,He runs much faster than she.,4. “比较级+and+比较级”表示“越来越”,5. “the+比较级 , the + 比较级”表示“ 越, 越 ”,6. 表示不及另一方时，用“less+原级+than” (双音节和多音节词),He becomes healthier and healthier.,The more you exercise, the healthier you will be.,She is less healthy than he.,He is healthier than she.,Shanghai is becoming more and more modern.,Pair Work:,A: Who / Which is, or ? Who writes/speaks/works.? B: B: is/writes/speaks much/a little/eventhan,1.比较级 + and +比较级 越来越 2.the+比较级 , the + 比较级 越, 越 ,3._you are, _mistakes you will make. (你越仔细，做错的题目就越少） 4. _you eat, _youll be. (你吃得越多,就越胖) 5. Alice writes well. Mary writes _ than she. (甚至更好）,The more careful,the fewer,The more,the fatter,1.The girl becomes _. (越来越漂亮）,more and more beautiful,2. The weather is getting _. (越来越槽糕）,worse and worse,even / still better,1.表示三者或三者以上比较,可用”Which/Who +最高级,or ?”表示.,2. 最高级+of/among (同类比较) in (范围比较),4.one of +,形容词最高级,+名词复数表示“最 之一”,3. 序数词修饰最高级,形容词和副词的最高级的用法,Who is the tallest, Tom , Mike , or Jack?,Tom is the tallest of the three.,Mike is the second tallest student in our class.,Jack is one of the tallest students in our class.,Tom runs (the) fastest in our class.,plays/ sings/ acts/ runs one of the actors/runners the second / the third,Talk show,Yao Ming 2.26m Jacken Chen 1.71m,Jay 1.73m Liu Xiang 1.88m,3. Lin Tao is _ in the class because he never gets to school on time. （最懒的学生之一） 4. Edison was_ in the world. (最伟大的发明家之一）,one of the laziest students,one of the greatest inventors,The Yangtze River is_ river in the world. (第三长河）,the third longest,2. The Atlantic is _ ocean in the world. ( 第二大洋）,the second biggest,Exercise:,一、翻译句子：,二、同义句转换,1. Flat A is more expensive than Flat B Flat B is _ _ than Flat A. Flat B is _ _ Flat A. Flat B is not _ _ _ Flat A.,2. I prefer maths to English. I like maths _ English.,better than,3.He is the tallest student in the class. He is _ in the class.,taller than any other student,any other + 名词单数,less,expensive,cheaper,than,as,expensive,as,1.Hainan is a very large Island .It is the second _ islan