小学英语比较级和最高级.ppt

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,2021/5/27,*,tall,Bob,Tom,Mr.Zhang,2021/5/27,1,Cheng long is taller than Pan changjiang.,Yao Ming is the tallest of the three.,2021/5/27,2,fast,2021/5/27,3,strong,baby,Tom,Mr.Black,2021/5/27,4,Bob,Tom,Tim,2021/5/27,5,形容词的,比较级,两个,事物或人的,比较,用比较级，比较级后面一般带有单词,than,。,2021/5/27,6,形容词的,最高级,表示,三者或三者以上,（人或事物）的比较用最高级，最高级的前面一定要加定冠词,the,。,2021/5/27,7,形容词,比较级,形容词,最高级,两者,比较,三者或者以上,比较,标志词,than,最高级前面加,the,词尾,-er,词尾,-est,翻译为,更,翻译为,最,比较级与最高级的区别,2021/5/27,8,形容词比较级和最高级的规则变化,2021/5/27,9,1:,单音节词，在词尾加,er,构成比较级,，,加,est,构成最高级,。,tall-tall,er,-tall,est,longlong,er,long,est,smallsmall,er,small,est,shortshort,er,short,est,newnew,er,new,est,2021/5/27,10,2,:,以不发音的,e,结尾,直接在词的后面加,r,构成比较级,加,st,构成最高级,nice-nice,r,-nice,st,large large,r,-large,st,2021/5/27,11,重读闭音节词,双写结 尾的辅音字母,再加,er,构成比较级，加,est,构成最高级,。,hot hot,ter,-hot,test,bigbig,ger,big,gest,fatfat,ter,fat,test,thinthin,ner,thin,nest,2021/5/27,12,以辅音字母,+y,的词,把,y,变,i,加,er,构成比较级，把,y,变,i,加,est,构成最高级。,easy-eas,ier,eas,iest,busy bus,ier,bus,iest,heavyheav,ier,heav,iest,happyhapp,ier,happ,iest,2021/5/27,13,一、写出下列形容词的比较级和最高级,old_ young_,tall_ long_ _,short_ _ strong_,big_ _ small_ _,fat_ thin_ _,heavy_ _ high_ _,early_ easy_ _,2021/5/27,14,比较级句子结构：,A+is/are+,形容词比较级,+than+B,For example,：,Tom is older than bill.,The tree is taller than the flower.,His picture is nicer than hers,2021/5/27,15,最高级的句子结构：,A+is/are+the+,最高级,+,范围,For example,：,Russia is the largest county in the world.,Lucy is the tallest girl in the class.,The nile is the longest river in the world.,2021/5/27,16,二、根据句意填入单词的正确形式,1 My brother is two years _(old)than me.,2.What is,_(long)river in the world?,.,3.Is your sister _(young)than you?Yes,she is.,4.Who is _(thin)in your class?.,5.Whose pencil-box is _(big),yours or hers?6.My eyes are _(big)than her,7.Which is _(heavy),the elephant or the pig?,8.Who gets up _(early),Tim or Tom?,2021/5/27,17,