剑桥少儿英语二级下unit.ppt

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1、形容词有三个比较等级：原级、比较级和最高级原级表示的是“等于”常用:as…as…表示e.g.Iamastallasmytwinsister.Mikeisascleverashistwinbrother.Mr.Blackisasoldasme.这种句式的否定句可以用”notas…as”来表示，也可“notso…as”来表示。e.g.I’mnotsotallasmytwinsister.Mr.Blackisn’tsooldasme.形容词的比较级的构成：1.一般情况：词尾+er词尾+esttalltallertallestcleancleanercleanestclevercl

2、everercleverest2.以e结尾的单词：词尾+rnicenicernicestcutecutercutestlarge(大的)largerlargestsafe(安全的)safersafest形容词的最高级的构成：3.以“辅音字母+y”结尾的词:去y变i+er去y变i+estheavyheavierheavisteasyeasiereasiesthappyhappierhappiest4.以重读闭音节结尾的形容词（辅+元+辅），双写词尾+er双写词尾+estbigbiggerbiggesthothotterhottestthinthinnerthinnest5.多

3、音节的形容词，比较级：more+形容词最高级：most+形容词beautifulmorebeautifulmostbeautifulexpensivemoreexpensivemostexpensiveinterestingmoreinterestingmostinteresting不规则变化：原级比较级最高级good/well（好）betterbestbad/ill（坏）worseworstmany/much（多）moremostlittle/few（少）lessleastold（老）older/elderoldest/eldestfar（远）farther/furthe

4、rfarthest/further写出下列单词的比较级和最高级safecoldwarmwet(湿的)busymaddifficultactivefastslowdangerous(危险的)interesting(有趣的)manygood写同义句：1.MikeistallerthanZhangPeng.2.MikeistallerandstrongerthanZhangPeng.3.Thebrownmonkey’stailislongerthantheyellowmonkey’s.4.Thisdog’sheadisbiggerthanthatone’s.ZhangPengis

5、shorterthanMike.Thatdog’sheadissmallerthanthisone’s.在比较级的前面，可以用上much(……得多)even(甚至)alittle(一点)等词来修饰，表示“程度更”e.g.MikeisalittletallerthanBill.Myplantismuchtallerandstrongerthanyours.Thisflowerisevenmorebeautifulthanthatone.在最高级的前面，我们常常要加上the,表示在三个或更多的人或事物的比较结果“the形容词的最高级+比较范围”ChenJiaweiistheta

6、llestboyinourclass.ChenYangisthestrongestboyinourclass.用横线划出短文中的形容词。并写出它们的比较级。It’sahotday.Thereisathindoginaquietstreet.Atallboysaystothedog.“Comehere,gooddog.I’llgiveyousomedeliciousbread.”hotterthinnerquietertallerbettermoredeliciousMycoffeeisas______(nice)asthecoffeemymothermakes.2.Myco

7、ffeeis________(nice)thanyours.3.Shanghaiis__________(large)thanNanjing.4.Davidisthe_________(tall)boyinhisclass.5.Thispictureis_______________(beautiful)thanthatone.