Unit5FarmsandusPartB（课件）人教PEP版英语四年级下册(1)-1

Unit5FarmsandusPartBLet’slearn&ListenandchantWarmupReviewWhatarethese/those?Theyare...applesReviewWhatarethese/those?Theyare...orangesReviewWhatarethese/those?Theyare...grapesReviewWhatarethese/those?Theyare...bananasLeadinWhatarethese?Theygetsomevegetables.Let’slearnThey'retomatoes.Whatarethese?Let’slearnLookatthetomatoes.They'rebigandred.tomatoestomato复数Let’slearnThey'recarrots.Whatarethose?Let’slearnLookatthecarrots.They'relongandorange.carrotscarrot复数Let’slearnThey'repotatoes.Whatarethese?Let’slearnLookatthepotatoes.They'rebigandbrown.potatoespotato复数Let’slearnOh!What’sthis?Amouse.Let’slearn复数：miceAmouse！micemouse复数PracticeGuess:Whatarethese?PracticeGuess:Whatarethese?PracticetomotoesGuess:Whatarethese?PracticeGuess:Whatarethese?PracticeGuess:Whatarethese?PracticepotatoesGuess:Whatarethese?PracticeGuess:Whatarethese?PracticeGuess:Whatarethese?PracticecarrotsGuess:Whatarethese?ListenandrepeatAmouse！Lookatthetomatoes.They'rebigandred.tomatoescarrotspotatoesAmouse！Lookatthetomatoes.They'rebigandred.tomatoescarrotspotatoesReadingroupsLanguagepointcowscowchickenschickenhorseshorsepigspigsheepsheeptomatoestomatocarrotscarrotpotatoespotatomicemouseWhatcanyoufind?Languagepoint①直接加-s（最常见）pig→pigs（猪）carrot→carrots（胡萝卜）②以s,x,sh,ch结尾

→

加-es口诀：“蛇（s）吃（ch）盒子（x）用刷子（sh），后面要加es。”bus→buses（公交车）box→boxes（盒子）brush→brushes（刷子）peach→peaches（桃子）③以辅音字母+y结尾

→

变y为i，再加-esfamily→families（家庭）注意：如果是

元音字母（a,e,i,o,u）+y，则直接加-sboy→boys（男孩）④特殊单词特殊记：单复数同形：fish→fish（鱼，表示种类时可加es）sheep→sheep（羊）完全变形：child→children（孩子）mouse→mice(老鼠)名词单复数变化规则ListenandchantIlikelongvegetables:Cucumbers,carrotsandgreenbeans.Ilikeroundvegetables:Potatoes,tomatoesandgreenpeas.Ilikeflowersandhoney,Andsodothebees.Butmicelikerice.Theyeatanythingtheyplease！Summary1.学习了以下单词：mouse,carrot,potato2.学习了句型