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Unit12丑陋的ugly丑陋的beautifulduckling小鸭duck鸭子river河；江baby宝宝；婴儿later后来；以后quack嘎嘎（鸭叫声）back背；背部away去别处；朝另一个方向swan天鹅into朝；向；到...里面在河边Itissunnyandwarm.MotherDuckisneartheriver.Shehasthreeeggs.Theyaresmall.bigtherebe句型1.某处有某物2.be动词的选用由后面的名词决定3.就近原则Look!Nowtherearethreesmalleggsandabigegg.MotherDucksitsontheeggs.Threeeggsopen.Theducklingsaresmallandyellow.Oh,mylovelybabies!Iloveyou!单数baby辅音字母+y结尾的名词，单数变复数把y变i加es后来，之后Thebigeggopenslater.Theducklingisbigandgrey.Heisugly.Quack!Quack!MotherDuckswims.Thethreeyellowducklingssitonherback.Theuglyducklingswimsbehindthem.Thethreeyellowducklingsplaytogether.Theyarehappy.Theuglyducklingissad.Heswimsaway.Inwinter,itiscold.Theuglyducklinghasnohome.Hello!Comeandplay.I’manuglyduckling.No!You’reabeautifulswan.Itisspringagain.Theuglyducklingisinthegrass.Heseestwobigswans.以元音因素开头的单词前，表“一个”用an,一般以a,e,i,o,u开头的单词前用an,但u发本身音用aYes!I’mabeautifulswan.Theuglyducklinglooksintothewater.Heisabeautifulswan!