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1、形容词、副词的比较级和最高级形容词、副词的比较等级 形容词、副词有三个等级，分别为原级、比较级、最高级。1.形容词、副词比较等级的构成。（1）形容词、副词比较等级的规则变化如下表： 构成方法 原级 比较级 最高级单音节词和少数双音节词一般在词尾加-er或-estlongtall longertaller longest tallest以字母-e结尾的词，加-r或-stlargenice larger nicer largest nicest以“辅音字母+y”结尾的词，先变y为i，再加-er或-estbusyheavyfunnyearly busier heavier funnier earli
2、er busiest heaviest funniest earliest重读闭音节词只有一个辅音字母结尾时，先双写辅音字母，再加-er或-estbighotfat bigger hotter fatter biggest hottest fattest多音节和部分双音节词在原级前加more或mostusefulbeautifulquicklyslowly more usefulmore beautifulmore quicklymore slowlymost usefulmost beautifulmost quicklymost slowly （2）形容词、副词比较等级的不规则变化： 原级
3、 比较级 最高级good/wellbetterbestbad/badly/illworseworstlittlelessleastmany/muchmoremostfarfarther/furtherfarthest/furthestoldolder/elderoldest/eldest 2.形容词、副词比较等级的用法。原级的用法 只能修饰原级的词：very，quite，so，too，rather。 asas和一样（中间用原级） 否定形式：not as/soas和不一样 如：This room is not so/as big as that one.比较级的用法 可以修饰比较级的词：much
4、，a lot，far，a little，a bit，even，still，pretty。 如：Immuch/alittle/alot/abit/farmoreoutgoingthanmysister.Imevenworsenow. 比较级常用于“比较级+than”结构，表示“两者比较，一方超过另一方”。 eg：Imtallerthanyou. 选择疑问句中，二选一时 eg：Whodoyouthinkismoreoutgoing，LilyorLucy？l用比较级表示最高级的意思eg：Heistallerthananyotherstudentinhisclass.= Heisthe tallest
5、 studentinhisclass. “比较级+and+比较级”表示“变得越来越”（多音节或部分双音节用moreandmore+原级）eg:Itgetswarmerandwarmerwhenspringcomes.Youregettingmoreandmorebeautiful.“the+比较级，the+比较级”表示“越，就越”eg:Themoreyouexercise,thestrongeryouwillbe. 比较级中出现ofthetwo/twins结构时，比较级前要+the，也不可用thaneg：Tomisthetallerofthetwobrothers. 为避免重复，在than后常
6、用one，that，those，及所有格等来替代前面提到过的名词。eg：TheweatherinHarbinismuchcolderthanthatinWuhan. MybikeisnewerthanToms. ThestudentsofClassOnestudyharderthanthoseofClassTwo. 不能与人或事物自身相比较eg：Heistallerthananyotherstudentinhisclass.ChinaislargerthananycountryinAfrica. 比大/多/长/宽几倍，用“主语+be+times+比较级+than+比较对象”eg:Ourclas
7、sroomistwicelargerthanyours.l 重几斤，高几公分，大几岁，用“主语+be+数量词+比较级+than+比较对象”eg:Imsixyearsolderthanyou.最高级的用法用于三者或三者以上的比较 eg:Whichdoyoulikebest, Chinese, MathorEnglish？形容词最高级前一定要加the，副词最高级前可省略the有范围（in，of，among或从句等）修饰的用最高级 eg: Winter is the coldest season of the year.“oneof the+形容词最高级+n.复数”表示“最之一”eg：LuXunis
8、oneofthegreatestwriterslastcentury.“the+序数词+最高级+n.单数+范围”表示“在范围内是第几”eg：HainanisthesecondlargestislandinChina. 形容词和副词最高级的其它表达方式当堂巩固一、单项选择1) -Which is _ season in Beijing? -I think its autumn. A. good B. better C. best D. the best2) It is _ today than yesterday. Shall we go swimming this afternoon? A.
9、the hottest B. hot C. hottest D. hotter3) Jim is running _ Bruce. Theyre neck and neck. A. faster than B. as fast as C. as faster as D. more slowly than4) -Is the physics problem _? -Yes, I can work it out _. A. easy；easily B. easy；easy C. easily；easy D. easily；easily5) Her mother was out. She staye
10、d at home_, but she didnt feel _. A. alone；lonely B. lonely；alone 6) What a _ cough! You seem _ill. A. terrible；terribly B. terribly；terrible C. terrible；terrible D. terribly；terribly7) The car is running _. It seems to be flying. A. more and faster B. more and fast C. fast and fast D. faster and fa
11、ster8) She was very happy. She ran _ of all the runners. A. fastest B. less quickly C. slowest D. quickly9) What was the weather like yesterday?It was very bad. It rained _ people could _ go out. A. hard；hard B. hardly；hard C. hardly；hardly D. hard；hardly10) The bread is _ than these cakes A. very d
12、elicious B. much delicious C. more delicious D. as delicious11) Lin Tao jumped _ in the long jump in the school sports meeting A. far B. farther C. farthest D. quite far12) When they met in the hotel . They talked and laughed _. A. happily B. happy C. happier D. happiest13) In our city its _ in July, but it is even _ in August A. hotter；hottest B. hot；hot C. hotter；hot D. hot；hotter14) Hainan is a very large Island .It is the second _ island in china. A. large B. larger C. largest D. most largest 15) An elephant is _ than a tiger . A. heavy B. very heavy C. the heaviest D. heavier16) A
