八年级上册Unit3单元AectionA(1a-1c)课件VIP专享VIP免费

Unit3I'mmoreoutgoingthanmysister.SectionA(1a-1c)1a.Matcheachwordwithitsopposite.tallloudlythinshorthairlonghairheavyquitelyshort1b.Listenandnumberthepairsoftwins1-3inthepicture.132写出下列单词的比较级。highlatetallhungrythirstyfuunybighotwetlittlegood/weelbeautifulinterestinghigherlatertallerhungrierthirstierfunnierbiggerhotterwetterlessbettermorebeautifulmoreinteresting用所给词的适当形式填空。Myfatherhas_________(short)hairthanmymother.Mymotherhas________(long)hairthanmyfather.Butmyfatheris__________(heavy)thanmymotherand_______________(outgoing)thanher.shorterlongerheaviermoreoutgoing1C.Practicetheconversations.A:That'sTara,isn'tit?B:No,itisn't.It'sTina.TinaistallerthanTara.AndshealsosingsmoreloudlythanTara.1.形容词和副词比较级的构成1）hard—hardergreat—greater2）late—laternice—nicer3）big—biggerfat—fatter4）easy—easierhappy—happier5）beautiful—morebeautifulinteresting—moreinteresting6）good—bettermany—more一般情况在词尾直接加er；以字母e结尾的只加r；重读闭音节词尾只有一个辅音字母时，先双写该辅音字母，再加er；以辅音字母+y结尾的先变y为i再加er；在多音节和部分双音节词的前加more（更多）或less（较少）；此外还有一些不规则变化的单词，需要我们特殊背诵。2.比较级的用法1）我比Lily瘦。IamthinnerthanLily.2）我跑得比Tom快。IrunfasterthanTom.当两种物体之间相互比较时，我们要用形容词或副词的比较级，“A+be+形容词比较级+than+B”意为“A比B更......()3.Lilyisagoodstudent,____she?A.isB.doesn'tC.isn'tD.does答案选C。本题考查反义疑问句，本题前面部分是肯定陈述句，所以要用否定简略疑问，并且前面是be动词，前后要保持一致，因此选C.