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PartALet’slearnUnit4AtthefarmToday,Mike,JohnandSarahareatoldMacDonald’sfarm(农场）.Therearemanyvegetablesatthefarm.Let’sgoandhavealook,OK?potatoone/apotatopotatoessomepotatoesbigsmallThepotatoisbig.Itisbig.Thepotatoissmall.Itissmall.Thepotatoesbig.areTheyarebig.tomatoone/atomatotomatoessometomatoesTheyarered.carrotone/acarrotcarrotssomecarrotsTheyarebig.greenbeanone/agreenbeangreenbeanssomegreenbeansLookatthegreenbeans.They’reso.long=arelongshortItislong.Theyareshort.Let’slearnagain.greenbeanpotatotomatocarrotsesses让我们把下面的单词变成复数形式吧！Let’splayagame.What’smissing?Lookatthegreenbeans.They'resolong!Yes,andthepotatoesarebig.tomatoespotatoesgreenbeanscarrotsLookatthe…….Theyare………Eatingmorevegetablesisgoodforourhealth.多吃蔬菜水果有益健康。1.Readthenewwordstoyourpartner.读新单词给你的同伴听。2.Copythenewwordsonyourexercisebook.把新单词抄写在练习本上。Homework