精美课件八年级英语上册Unit3ADayOutGrammar课件3.ppt--(课件中不含音视频)
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1、8A Unit 3 A day outGrammarLily MillieMillie Sandy Lily is taller than Millie.Sandy is taller than Lily.Sandy is the tallest of the threeLook at these girls,Look at these girls,who is the tallest?who is the tallest?Andy TomMax Who is the tallest?Max is as tall as Tom.Tom is as tall as Andy.as as和和一样一
2、样 1、We use asas to say that people or things are the same in the same way.我们用我们用asas结构表示两个人或事物在某方面结构表示两个人或事物在某方面程度相同。程度相同。Mr Wu is as happy as Mr.Li.as+形容词原级形容词原级+asTom jumps as high as Daniel.as+副词原级副词原级+as()1.I think swimming is dancing.A.more interesting as B.so interesting asC.as interesting tha
3、n D.as interesting as()2.John is much shorter than his sister,but he jumps she does.A.as good as B.as best asC.as high as D.as higher as3.This horse is as (strong)as that one.4.Mary writes as (careful)as Lucy.DCstrongcarefullyLily MillieMillie Sandy Lily is not as tall as Sandy.Millie is not so tall
4、 as Lily.Look at these girls,who is the tallest?not asas=not soas 不如不如 2、We use not asas/not so as to say that people or things are not the same in some ways.我们用我们用not asas或或 not so as结构表示结构表示A在某方面不如在某方面不如B。Mr Wu is not as happy as Mr.Li.Mr Wu不如不如Mr Li 快乐。快乐。not as/so+形容词原级形容词原级+asTom does not jump
5、as high as Daniel.Tom 不如不如Daniel 跳得高。跳得高。not as/so+副词原级副词原级+as()1.-The classroom is clean it was yesterday.-Sorry,I forgot to clean it.A.as,as B.so,as C.not so,as D.more,than()2.Daniel plays chess ,if not better than,David.A.as well B.as well as C.so well D.so well as地理不如历史难,但是和历史一样重要。地理不如历史难,但是和历史一
6、样重要。Geography is not as difficult as History,but it is as important as History.CBLily MillieMillie Sandy Lily is not as tall as Sandy.Millie is not so tall as Lily.not asas=not soas 不如不如 比较级比较级+than 比比=Lily is shorter than Sandy.=Sandy is taller than Lily.=Lily is taller than Millie.=Millie is short
7、er than Lily.拓展拓展1 1:同级比较:同级比较/比较级的转换:比较级的转换:e.g.1)Im not as tall as he is.=Im shorter than he is.=He is taller than I am.2)Nanjing is not as big as Shanghai.=Nanjing is smaller than Shanghai.=Shanghai is bigger than Nanjing.3)Skiing isnt as interesting as swimming.=Skiing is less interesting than s
8、wimming.=Swimming is more interesting than skiing.拓展拓展2:多音节形容词的比较等级:多音节形容词的比较等级 比较级比较级:more+adj.+than 程度高于程度高于 less +adj+than 程度低于程度低于 not as/so+adj+as 程度低于程度低于 as+adj+as 程度等于程度等于 最高级最高级:the most+adj 最最 the least+adj 最不最不 e.g.English is more interesting than Maths.=Maths is less interesting than Eng
9、lish.=Maths is not as interesting as English.()1.Tom thinks French is difficult than Chinese.A.much B.least C.less D.little()2.The shopkeeper showed her many books and she chose expensive one.A.less B.least C.the less D.the least3.Singing is not as interesting as dancing.Dancing is than singing.Sing
10、ing is than dancing.4.Fishing is _ sport.(最没有趣味最没有趣味)CDmore interesting less interesting the least interesting拓展拓展3:最高级:最高级/比较级比较级/同级比较的相互转换:同级比较的相互转换:Shanghai is the biggest city in China.=Shanghai is bigger than any other city in China.=Shanghai is bigger than any of the other cities in China.()Be
11、ijing is bigger than in Japan and it is bigger than in China.A.any city,the other city B.any other city,any city C.any city,any other cityD.any other cities,any other city CDo some exercises in class1.Jack isnt as short as Mike.(同义句)Jack is _ _ Mike.Mike is _ _Mike.2.I think skiing is dangerous.(否定句
12、)I _ think skiing _ dangerous.3.I think diving is more exciting than swimming.(同义句)I think swimming is _ _ than diving.4.Tom is the cleverest student in his class.(同义句)Tom is _than _ _student in his class.Tom is _than _ _students in his class.6.My best friend Betty is slim.I am slim too.(合并)My best
13、friend Betty is _ _ _ _ _.shorter thantaller thandontislessexcitingclevererany otherthe otheras slim as I amclevererReflexive pronouns(反身代词)(反身代词)We use reflexive pronouns when the subject and the object are the same person.当主语和宾语是同一个人时,用反身代词作宾语当主语和宾语是同一个人时,用反身代词作宾语1.Daniel taught himself how to lea
14、rn English.eg.2.She enjoys herself.反身代词反身代词构成用法练习人称人称第一第一人称人称第二第二人称人称第三人称第三人称单数单数复数复数myselfourselvesyourselfyourselvesthemselvesitself himself herself构成用法练习 1、反身代词单数词尾都有、反身代词单数词尾都有-self,复数,复数词尾都有词尾都有-selves。2、第一人称和第二人称反身代词都是、第一人称和第二人称反身代词都是由形容词性物主代词由形容词性物主代词-self或或-selves构构成。第三人称都由人称代词宾格成。第三人称都由人称代词
15、宾格-self或或-selves构成。构成。3、每个反身代词都表示、每个反身代词都表示“自自己己”,如,如 myself我自己,我自己,themselves他们自己,等等他们自己,等等。构成用法练习构成用法练习一、宾语一、宾语当宾语与当宾语与主语主语是是同一人时同一人时,用用反身代词反身代词作宾作宾语语 。(1)Jane is too young to look after herself.Jane 太小了无法照顾自己。太小了无法照顾自己。(2)I teach myself English.我自学了英语。我自学了英语。(3)He fell off the bike and hurt himse
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