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1、Unit6FoodandlifestyleGrammarI.TeachingaimsandlearningobjectivesBytheendofthelesson,studentsshouldbeableto:1.tellthedifferencebetweencountableanduncountablenouns;2.knowhowtoformthepluralofcountablenouns,includingregularandirregularforms;3.usenounsbeforeuncountablenounstoshow
2、theiramounts.II.Teachingcontents1.Newwordsandexpressions:piece,glass,salt,cup,kilo,bottle,plate,carton,apieceof,aglassof,apacketof,twobagsof,threecupsof,fourkilosof,sixbottlesof2.Newstructures:Whatdoweneedtobuy?III.Focusofthelessonandpredictedareaofdifficulty1.Knowhowtoform
3、thepluralofcountablenouns;2.Usenounsbeforeuncountablenounstoshowtheiramounts.IV.TeachingproceduresStep1Lead-in1.OddOneOut.Playagamecalled“OddOneOut”.LetStudentschooseonepicturewhichisdifferentfromtheotherthree.Theyshouldtellthereasons.(1)applepearlemonbreadReason1:Apple,pea
4、randlemonarefruits.Breadisnotfruit.Reason2:Apple,pearandlemonarecountablenouns.Acountablenounreferstosomethingthatwecancount.Forexample,anapple,twopearsandtenlemons.Butbreadisanuncountablenoun.Anuncountablenounreferstosomethingwecannotcount.Forexample,wecannotsayabread.Expl
5、ainReason2slowlytomakestudentsunderstandwhatacountablenounandanuncountablenounare.(2)milkjuicecolacarrotReason1:Milk,juiceandcolaaredrinks.Carrotisakindofvegetable.Reason2:Milk,juiceandcolaareuncountablenouns.Carrotisacountablenoun.(3)photopotatotomatomangoReason1:Potato,to
6、matoandmangoaresomethingthatwecaneat.Butwecan’teatphoto.Reason2:Weshouldadd“es”topotato,tomatoandmangotoformtheirpluralforms.Butwejustadd“s”tophototoformitspluralform.(4)manpolicewomanchildtoyReason1:Man,policewomanandchildrefertopeople.Reason2:Thepluralformsofman,policewom
7、anandchildareirregular.Thepluralformoftoyisregular,justplus“s”.【设计意图：把本单元第一课时中出现的食物名词融合在游戏中，让学生通过已有知识来学习新知识，降低难度。在陈述理由时，依次呈现可数名词和不可数名词的概念，以及可数名词单复数变化的一些规则，为下面的环节做一些铺垫。】Step2Presentation1.“A”or“an”.T:Doyouknowwhentouse“a”andwhentouse“an”?Ifthecountablenounbeginswithavowelsou
8、nd,weuse“an”.Ifthecountablenounbeginswithaconsonantsound,weuse“a”.2.Thepluralofcou
