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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,*,Unit 3,精讲笔记,A,知识点,1,Sam plays them,better,than,Tom.,萨姆比汤姆敲的好。,【,讲解,】,better,意为更好地，较好地，在此处是副词,well,的比较级,修饰动词,play,。,Good better best Well-better-best,比较级,往往用在,两者之间的比较,，,最高级,用在,三者或三者以上比较,She sings very well,but Jim sings better than her.,她歌唱的很好，但是吉姆比她唱的更好。,【,即学活用,】,No one can sing_ than her.,A.good B.well C.better D.best,知识点,2,Sam has,longer,hair,than,Tom.,萨姆的头发比汤姆长。,【,讲解,】,（,1,）这是一个含有形容词的比较级的句子。,比较级用于两者或者两类事物的比较，意为更,，较,。通常用,从属连词,than,连接，表示比较。,She has more books than he does.,她的书比他的多。,（,2,）,than,是从属连词，意为比,，用于形容词或副词的比较级之后，引出比较的对象，并且,比较的对象前后要一致,。,He is taller than me.,他比我高。,（,3,）比较级的结构：,A+be+,形容词比较级,+than+B,；,A+have/has+,形容词比较级,+,名词,+than+B,My bike is more expensive than that one.,我的自行车比那个贵,。,I have shorter legs than Pipi.,我的腿比皮皮的腿短。,【,即学活用,】,1.The box was _than I thought.I was out of breath(,气喘吁吁,)when I got home.,A.more heavier B.much heavier C.heavy D.very heavy,2.Jimis40kg.Tomis38kg.Tomis_thanJim.,A.tallerB.thinner C.heavier D.fater,3.,根据中文完成句子,.,(1),我比我的弟弟大三岁,.,Im_ than my brother.,(2),这棵树要比那棵树高,.,This tree_ than that one.,(3),你比他矮,.You are_ than him.,(4),他比你更强壮,.He is _than you.,知识点,3.,形容词比较级和最高级规则变化,词 尾 变 化,原级,比较级,最高级,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,tall,hard,large,Taller,Harder,larger,Tallest,Hardest,largest,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,big,hot,thin,Bigger,Hotter,Thinner,Biggest,Hottest,thinnest,以辅音字母,+y,结尾的词变,y,为,i,再加,-er,或,-est,happy dry,Happier,drier,Happiest,driest,少数以,-er,-ow,结尾的双音节词可加,-er,或,-est,narrow clever,Narrower,cleverer,Narrowest,cleverest,多音节词和多数双音节词在其前面加,more,和,most,difficult popular,More,Most,【,即学活用,】,（一）比较级与最高级形式：,long_ _ wide _ _ heavy_ _ slow _ _ few_ _ happy_ _ unhappy_ fat _ _ far_ _,quickly _ _badly _ _brightly_ _,(,二,),用所给词的正确形式填空：,1.Of the two girls,I find Lucy the _(clever).,2.Gold(,黄金,)is _(little)useful than iron(,铁,).,3.My sister is two years _(old)than I.,4.Johns parents have four daughters,and she is the _(young)child.,5.The _(cheap)bags are not usually the best ones.,6.The short one is by far _ expensive of the five.,7.The boy is not so _(interesting)as his brother.,8.Dick sings _(well),she sings _(well)than John,but Mary sings _(well)in her class.,9.She will be much _(happy)in her mew house.,10.This dress is _ than that one.(expensive),知识点,4,比较级的常用句型结构：,1.,A+be+,形容词比较级,+than+B,(A,比,B.),A+,实义动词,+,副词比较级,+than+B,Tom is taller than Jim.,I got up earlier than my mother.,2.,A+be+(,倍数,)+,形容词比较级,+than+B,(A,比,B,几倍,),A+,实义动词,+(,倍数,)+,形容词比较级,+than+B,This room is three times bigger than that one.,He runs three times faster than his brother.,3.,A+be+the+,形容词比较级,+of the two+,复数可数名词,(A,是两者中比较,的,),Look at the two boys.My brother is the taller of the two.,4.,比较级,+and+,比较级,/more and more+,原级,(,越来越,),He is getting taller and taller.,She is more and more beautiful.,5.,the+,比较级，,the+,比较级,（越,越,）,The more you careful,the fewer mistakes you will make.,6.,疑问词,+be+,形容词比较级，,A or B,？,Which is bigger,the earth or the moon?,7.,疑问词,+,实义动词,+,副词比较级，,A or B,？,Who draws better,，,Jenny or Lucy,？,常接的,修饰形容词比较级的前置词,有：,Much/a lot/far+,形容词比较级,(,得多,),a lot better,好多了,A bit/a little+,形容词比较级,(,稍微,),a little earlier,早一点,Even+,形容词比较级,(,甚至更,),even more useful,甚至更有用,【,活学即用,】,1.Tony is not as clever as Lucy,but he works_ than her.,A.hard B.harder C.hardest D.the hardest,2.This room is too small,we should find a _one.,A.big B.smaller C.bigger D.biggest,3.the more you smile,the_ you will feel.,A.happy B.happier C.happily D.more happy,4.who is _,you or he?,A.clever B.cleverer C.cleverest D.more clever,5.Jack runs as _as Sam.,A.faster B.fast C.fastly D.more fast,6.,她越来越漂亮了,_,知识点,5,Thats Tara,isnt it?,那是塔拉，是吗？,【,讲解,】,本句式反意疑问句。,反意疑问句是指陈述句后附加一个简短问句，征询肯定或否定的意见，或者希望陈述句所说的内容得到证实。,反意疑问句的结构如下：,(1),肯定的陈述句,+,否定的简短问句,She is a good student,isnt she?,她是个好学生，是吧？,-Yes,，,she is.,是的，她是。,-No,she isnt.,不，她不是。,(2),否定的陈述句,+,肯定的简短问句,Pipi didnt go to school yesterday,did he?,皮皮昨天没有去上学，是吧？,-yes,，,he did.,不，他去了。,-no,，,he didnt.,是的，他没去。,回答反意疑问句，答语含义是依据。,肯定事实用,yes,，否定事实,no,来替。,【,即学活用,】,1.He didnt go to the park yesterday,did he?,-_.He was ill yesterday.,A.Yes,he did B.No,he did,C.No,he didnt D.Yes,he didnt,2.Theres not much news in todays paper,_?,A.isnt it B.are there C.is there D.arent there,3.The manager came here in a car,_?,A.was he B.did he C.wasnt he D.didnt he,4.You are not a new member,are you?,-_.I joined only yesterday.,A.No,Im not B.Yes,Im not,C.No,I am D.Yes,I am,知识点,6,Tara works,as hard as,Tina.,塔拉学习和蒂娜一样努力。,【,讲解,】,Asas,意为和,一样,asas,中间用形容词或副词的原级,(as+,形容词原级,/,副词原级,+as,）,其否定结构为,not asas,，意为不像,那样,I gets up as early as Jim.,我和吉姆起得一样早。,She isnt as beautiful as you.,她没你漂亮。,同级比较口诀：,同级比较用原级，,asas,永不离,若是否定加,not,，,asas,否前者,not,加在,asas,前，说明两者有区别,not,加在,soas,前，后者总比前者强。,【,即学活用,】Lihuas shoes are as _as Zhanghuis.,A.cheap B.cheaper C.cheapest D.not cheap,知识点,7,Oh,which,one was Lisa?,哦，哪一个是丽莎？,【,讲解,】,Which,在此问句中做形容词，后跟名词，意为哪一个。,which city does she live?,她住在哪一个城市？,Which,还可做疑问代词：,which is your best friend,Tom or Lucy?,哪一个是你最好的朋友，是汤姆还是露丝？,【,即学活用,】,你想要哪一个苹果？,_,知识点,8,Hard-working,
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