Unit6AtthezooPartALet’stalkLet’slearnbigsmallIt’sabigwatermelon.It’sasmallwatermelon.Fillintheblankswith“big”or“small”.It’saball.It’saball.It’sabird.It’sabird.bigbigsmallsmallIt’salongtail.It’sashorttail.longshortFillintheblankswith“long”or“short”It’sapencil.It’sapencil.It’saruler.It’saruler.longlongshortshortbigearssmalleyesalongnoseashorttailBig,big,big,bigbigears.Small,small,small,smallsmalleyes.Long,long,long,alonglongnose.Short,short,short,ashortshorttail.It’ssobig.Ithasalongnose.Ithasashorttail.Ithasalongnoseandashorttail.Ithassmalleyes.Ithasbigears.Ithasand.smalleyesbigearsIt’ssosmall.Ithas.Ithasand.Ithasbigears.It’sadog.Ithasalongtail.It’samonkey.Ithasashorttail.Ithasashorttailandabigmouth.It’saduck.Ithasbigeyesandshortlegs.It’sapig.Ithassmallearsandasmallnose.It’sapanda.Ithassmallearsandalongtail.It’sacat.Ithasand.Ilike______.（谜语)Whatisit?Ithasashorttail.Ithassmalleyes.Ithasfourshortlegs.Ithasabigbody.pigWhatisit?Ithaslongarmsandlonglegs.Ithasasmallnose.Ithasalongtail.Ithassmalleyesandsmallears.monkeyWhatisit?Ithaslongarmsandshortlegs.Ithasasmallmouth.Ithasashorttail.Ithasbigeyesandlongears.rabbitAnimalsarelovely.weshouldloveanimals.动物是很可爱的，我们都应该爱护动物。Animalsareourgoodfriends.Butsometimestheyaredangerous,sowemustbecareful.动物是我们的好朋友。但，有时，他们也是很危险的，所以，我们必须小心。
