Unit1Howtallareyou?BLet'slearnsmallThedogissmall.smallerTherabbitissmaller.Small,smaller,therabbitissmaller.therabbitissmallerthanthedog.绿色圃中小学教育网’smissing?hiseyeshereyesHereyesare_______thanhiseyes.Hiseyesare________thanhereyes.smallerbiggerDavidBobis_______thanDavid.Davidis________thanBob.heavierthinnerBob____is…erthan______.Let’ssayI’m70kilograms.Howheavyareyou?70kgA:Howheavyareyou?B:I’m…kg.Andhowheavyareyou?A:I’m….kg.I’m…..thanyou.B:Yes,youare…..thanme.身高:1.65m年龄:14体重:45kg身高:1.51m年龄:10体重:40kgLet’stalktwinsLucyLilyWhat’sthedifferencebetweenthem?shorterthinnertallerlongerheaviersmallerstrongerbiggerlonglongerstrongsmallstrongersmallerbigthinbiggerthinnerfunnyfunnierheavierheavylonglongstrongsmallstrongsmallbigthinbigthinfunnyfunnierheavierheavyererergernerhyiereav(读一读,给下列单词的比较级找一找规律)形容词比较级构成法:1、一般情况下直接在后面加er,如:taller2、重读闭音节(一个元音字母+一个辅音字母结尾),要双写最后一个辅音字母加er,如:thinner3、以辅音字母加y结尾,把y改为i,再加er,如:heavier,happier4、以e有结尾的,直接加r,如:nice--nicer