教育专题:Unit4语法

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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,1.Tom is the tallest in our class.,This apple is the biggest of all.,1,)形容词最高级:,用于三者或三者以上的人或 事物相比较。,2,)标志词:表比较范围时用,in/of,3),形容词最高级前须加,the,.,Language points,1,2.,观察句子:,Which do you like best? Chinese, English or math?,Tom is one of the tallest boys in his class.,The Yellow River is the second longest river in China,.,常用句式,:,1) Who/ Which+,最高级, A, B or C ?,2) one of +the +,形容词最高级,+,名词复数形式,意为“最,之一”。,3,)序数词后跟形容词最高级。,2,形容词的比较等级,1.,大多数形容词有三个等级。,a.,原级即原形,如,big(,大)。,b.,比较级表示 “ 较,”,或 “ 更,一些 ” 的意思。,如,: bigger,(更大),c.,最高级表示 “最,”,的意思。,如,: biggest,(最大),3,.,形容词的比较级用法,a.,两种人或事物进行比较时,用,“形容词比较级,+ than”,。,The sun is bigger than the moon.,This cake is more delicious than,that one.,形容词比较级可用,much, still, a,little, even,等词来修饰。,4,.,形容词最高级的用法,表示三者或三者以上,(,人或事物,),的比较,用最高级。最高级前面一般,加定冠词,the,后面可带短语来说明比,较的范围。,如,: Mary is the youngest of the three girls.,English is one of the most important,subjects in middle school.,5,4.,形容词最高级的构成,A: cheap,short,quick,thick,light,cool,warm,quiet,wild,calm,the -,est,6,B: heavy,easy,tidy,dry,busy,happy,healthy,hungry,early,变,y,为,i,加,est,7,C:,large,late,nice,加,st,big,gest,D: big,hot,thin,wet,fat,hot,test,“双写”,thin,nest,wet,test,fat,test,8,Adjective,delicious,dangerous,interesting,popular,beautiful,careful,friendly,the most,adj,.,9,Adjective,better best,far,little,worse,worst,more,most,farther farthest,less least,good,well,bad,ill,many,much,10,写出下列单词的比较级和最高级,1. good,2. comfortable,3. big,4. happy,5. cheap,6. many,7. difficult,8. little,11,1. good,better,best,2. comfortable,more,most,3. big,bigger,biggest,4. happy,happier,happiest,5. cheap,cheaper,cheapest,6. many,more,most,7. difficult,more,most,8. little,less,least,12,1. Lily gets up _ (early) than,Lucy.,2. Which goes _ (slowly),Tom or Jim?,3.This book is _,(interesting) than that one.,earlier,more slowly,more interesting,根据所给词的适当形式填空,13,4. She works _ (careful) in her school.,5. Who goes to bed _ (late) Jim, Tom or Jack?,6. I think turkey is _ (delicious) of all.,the most carefully,latest,the most delicious,14,复习:形容词,最高级,的构成,A:,tall,short,quick,thick,light,cool,warm,quiet,wild,calm,the -,est,tall,taller,tallest,15,B:,heavy,easy,tidy,dry,busy,happy,healthy,hungry,early,y,-,i-,est,16,C:,large,late,nice,-,st,big,gest,D:,big,hot,hot,test,thin “,双写”,thin,nest,wet,wet,test,fat,fat,test,17,Adjective,delicious,dangerous,interesting,popular,beautiful,careful,friendly,the,most,-,adj,.,18,Adjective,better,best,far,little,worse,worst,more,most,farther,farthest,less,least,good,well,bad,badly,many,much,19,1,. 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,20,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,21,(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.,22,(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.,23,2.,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,24,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,25,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,26,3.,不规则变化:,原级,比较级,最高级,good /well,better,best,bad /ill,worse,worst,little,less,least,many /much,more,most,far,farther /further,farthest /furthest,old,older /elder,oldest /eldest,27,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 _,28,二、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,29,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),30,1.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,31,The Comparative Superlative Degrees of Adjectives & Adverbs,总 结,形容词和副词,比较级和最高级,32,late,lat,er,- lat,est,early,earl,ier, earl,iest,big,big,ger-,big,gest,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,tall,er,- tall,est,clever,clever,er,-clever,est,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,),33,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,34,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,.,35,1.,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.,36,4. “,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.,37,1.,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,38,1.,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 student,s,in our class.,Tom runs,(the) fastest,in our class.,39,3. 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 student,s,one of the greatest inventor,s,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:,40,二、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,41,1.Hainan is a very large Island .It is the,second _ island in china. (,large,),2.,Our teacher is as _ as,before.(,busy,).,3.He is _ among us. (,careful,),4.Li Lei jumped far _ than,Jim.(far,),5.The busier he is, the _ he,feels.(,happy,),6.I think Yao Ming is one of _,basketball players in NBA. (,hot,),busy,the most careful,farther,happier,largest,the hottest,三、完成句子,42,cheap,big,close,friendly,popular,comfortable,good/well,bad/badly,比较级和最高级填空:,much/many,far,cheap,er,cheap,est,bigg,er,bigg,est,clos,er,clos,est,friendl,ier,friendl,iest,more,popular,the most,popular,more,comfortable,the more,comfortable,better,best,worse,worst,more,most,farth,er,farth,est,43,1. Paul is very _ . He is _ than his brother .,A. heavy - heavierB. heavy - heavy,C. heavier - heavier D. heavy-,heavyer,2. It has the _ clothing store in the town.,A.,goodest,B.,gooddest,C. best D. better,3. This ruler is _ than that one.,A. long B. longer C. the longest D. longest,4. This book is _ of all.,A. cheapest B. cheap D. cheaper D. the cheapest,5. He is much _ than his brother.,A. taller B. tall C. the tallest D. tallest,6. Li Lei is _ older than Lucy.,A. quite B. very C. much D. more,一,.,Choose the best answer,.,44,7. This is one of _ films of this year.,A. more exciting B. exciting,C. the most exciting D. most exciting,8. The weather in Beijing is colder than_.,A. in Guangzhou B. Guangzhou,C. that in Guangzhou D. that from Guangzhou,9. Tom is _ of the two boys.,A. taller B. tallest C. the taller D. the tallest,10. Of my parents, my father looks_.,A.old,B. older C. the oldest D. the older,11. This watch is _ than that one.,A. much expensive B.,expensiver,C. more,expensiver,D. more expensive,45,young-,yong,er,-yong,est,old old,er,-old,est,early-earl,ier,-earl,iest,thirsty-thirst,ier,-thirst,iest,1.,一般情况下加,-,er,或,est,:,2.,以字母,e,结尾的形容词,加,-r,或,-,st,4.,以“辅音字母,y”,结尾的双音节词,先改“,y”,为“,i”,,再加,-,er,或,-est,.,bigbi,gger,-bi,ggest,fatfa,tter,-fa,ttest,nice nice,r,-nice,st,safe safe,r,-safe,st,3.,重读闭音节词只有一个辅音字母时,应先双写辅音字母,再 加,-,er,或,-est.,Revision,一、形容词比较级和最高级的变化规则,46,5.,部分双音节词或多音节词前面加,more ,most,.,如,:,interesting more interesting most interesting,famous more famous most famous,不规则变化,原级,比较级,最高级,good/well,better,best,bad/ill,worse,worst,many/much,more,most,little,less,least,far,old,older elder,oldest eldest,farther,further,farthest,furthest,两多、两坏、两多、 一少、一老 、一远,.,47,Read and compare :,young,long,full,short,small,old,fine,easy,hungry,early,heavy,big,red,young,er,young,est,long,er,long,est,full,er,full,est,short,er,short,est,small,er,small,est,old,er,old,est,fine,r,fine,st,eas,i,er,eas,i,est,hungr,i,er,hungr,i,est,earl,i,er,earl,i,est,heav,i,er,heav,i,est,big,g,er,big,g,est,red,d,er,red,d,est,48,healthy,many,famous,ill,exciting,carefully,wet,hot,little,few,healthier healthiest,more most,more famous most famous,worse worst,more exciting most exciting,more carefully most carefully,wetter wettest,hotter hottest,less least,fewer fewest,49,二,.,比较级、最高级的用法,1.,原级,:,可用,very, quite, so, too,等词修饰,.,e.g,Jim is very tall.,2.,比较级,:,可用,much ,many ,a lot ,a little ,a bit,等修饰,.,其主要句型有:,比较级,+than,e.g,Mary is much younger than Sue.,疑问句,+,动词,+,比较级,AorB,?,e.g,Who draws better ,Tom or Jim?, Which like better, A or B?,e.g,Which do you like better ,maths,or English?,比较级,+ and+,比较级,表示越来越,e.g,the days are getting shorter and shorter.,50,the +,比较级, the +,比较级,表示越,越,e.g,he says ,”the busier ,the better.”,3.,最高级,:,形容词的最高级要加定冠词,the ,副词最高级可省略,the,主要句型有,:, the +,最高级,+,of,in,Jim works hardest,of,us all.,My mother is the busiest,in,my family,e.g, 疑问词,+,动词,+,最高级,which like best, A, B or C?,51,请根据句意及首字母提示完成下列句子。,1. Which is the c_ of the three bags? I dont have much money.,2. Dont turn on the r_. My father is sleeping now.,3. My house is c_ to our school.,4. Town Cinema has the friendliest s_ .,5. The waiter showed me to my s_.,heapest,adio,lose,ervice,eat,52,句型转换,1. I think Sun Cinema has the most comfortable seats. (,改为否定句,),I _ think Sun Cinema _ the most comfortable seats.,2. I spent,twenty,yuan,on the meal. (,就划线部分提问,),_ did you spend on the meal?,dont,has,How much,53,3. We are going to,the Green Restaurant,for lunch. (,就划线部分提问,) _ you going for lunch?,4. Sam is the shortest in his class. (,改为同义句,),Sam is _ than _ student in his class.,5. How do you like Screen City? (,改为同义句,),_ do you _ Screen City?,Where are,shorter,any other,What,think of,54,
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