Unit 4 What's the best movie theater.(单元语法：)形容词和副词的比较级和最高级专题复习PPT课件.ppt

1、,比较级与最高级专项复习,形容词和副词,adj.,adv.,Good, Better, Best.Never let it rest.Till good be better. And better best.,比较级与最高级专项复习,形容词和副词,adj.,adv.,复习目标,1.通过自主预复习，能写出形容词和副词的比较级和最高级，并归纳变化规则。2.通过小组合作，自主归纳比较级和 最高级的常用句型, 能灵活运用形容词和副词的比较级和最高级。,词形变化,学习过程,最高级句型,强化训练,比较级句型,总结,原级句型,形容词和副词的级,形容词和副词有三个等级：,原级、比较级、最高级,规则变化,规则变

2、化,tall hard largenice,taller,nicest,harder,larger,nicer,tallest,hardest,largest,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-st,规则变化,big hotthinfat,bigger,fattest,hotter,thinner,fatter,biggest,hottest,thinnest,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est,规则变化,funnyearlyhappy,funnier,earlier,happier,funniest,earlie

3、st,happiest,以辅音字母+y结尾的词变为i再加-er,或-est,规则变化,difficultpopular slowly,more slowly,more difficult,more popular,most difficult,most popular,most slowly,多音节词和多数双音节词在其前面加more 和most,talllazyoutgoing,longeasyexpensive,deliciousfatlate,taller tallest,lazier laziest,more outgoing most outgoing,longer longest,e

4、asier easiest,more delicious most delicious,fatter fattest,later latest,more expensive most expensive,形容词副词的比较级和最高级不规则变化。,many/much,学习过程,最高级句型,强化训练,比较级句型,总结,原级句型,词形变化,形容词副词原级的常用句型,两者进行比较,表示“一方与另一方一样”,as+形容词/副词原形+as,not/as+形容词/副词原形+as,否定形式,学习过程,最高级句型,强化训练,比较级句型,总结,词形变化,原级句型,the +比较级， the+ 比较级,比较级 +an

5、d +比较级,比较级+ than,much/a little/a bit/a lot /even/far+比较级,比较级句型,Attention,1.This pen is shorter than that one.2.The weather here is much hotter than that of Shanghai.,比较级中为了避免重复，常用one/that/those替代名词。,He is,taller than any other boy.,他比其他任何男孩都要高。,taller than the other boys.,He is,比较级+than any other+单数

6、名词=比较级+than the other+可数名词复数,the +比较级， the+ 比较级,比较级 +and +比较级,比较级+ than,much/a little/a bit/a lot /even/far+比较级,比较级句型,He is,taller than any other boy.,taller than the other boys.,He is,He is the tallest of the boys.,学习过程,最高级句型,强化训练,总结,词形变化,原级句型,比较级句型,the+序数词+最高级+单数名词+in短语“在中是第几个”,one of+ the+最高级+复数名

7、词“最的之一”,ofin,the+最高级+,最高级句型,which group is the best?,.,friendlyhardworkingkindoutgoingcreative,Because 1.We help each other.2. Our group is more hardworking than group1/2/3.3.Our group is the most hardworking of all.,I think our group is the best.,学习过程,最高级句型,强化训练,总结,词形变化,原级句型,比较级句型,比较级,比较级+and+比较级,比

8、较级+than,最高级,词形构成,原级,形容词和副词,不规则变化,规则变化,as as,the+比较级+句子，the+比较级+句子,the+最高级,not/so asas,与一样,越.就越.,越来越,更一些,不及，不如,最.,学习过程,最高级句型,强化训练,总结,词形变化,原级句型,比较级句型,1.Do you think March is _ than January? Yes, its _ warmer. A. better, a little B. well, much C. worse, very D. nicer, quite,A,2. -Which is ,the sun, the

9、 moon or the earth? -Of course, the moon is A. small B. smaller C. smallest D. the smallest,3.Bob never dose his homework _ Mary. He makes lots of mistakes. A. so careful B. as carefully as C. carefully as D. as careful as,D,B,Homework:,1.C层。写出下列词的比较级和最高级形式large wide hot thin early fastinteresting many little friendly2.B层。用所总结的句型自己造句。3.A层。以My group is the best为题. 写一篇60字的文章。,Goodbye！,U盘、电脑坏了？教学资料不见了？以前的资料没保存？每一届重复劳动？找不到精品课件、试题、教案反思？各大文库价格昂贵？来【163文库】吧，你可以：上传分享资料赚取零用钱；创建教学空间，分类收藏存储资料；方便下届使用；百万教学资源供你下载；【平台地址：】,