7AUnit6Grammar预习目标明确目标才能抓住重点呦!了解可数名词和不可数名词的分类以及可数名词复数的变化规则。初步了解therebe句型预学热身你准备好了吗?预习课文前,请初步了解本课时的词汇并完成以下练习(英译汉)。1.storyn.__________________2.potaton.__________________3.shelfn.___________________4.knifen.__________________5.sheepn.__________________6.saltn.__________________7.tean.__________________8.kilon.__________________9.buyvt__________________自主探究,请带着下面这些问题阅读教材。可数名词复数是怎样构成的?重点练习1.—WhatcanIdoforyou?—I’dliketwo________.A.bottlesoforangeB.bottleoforangesC.bottlesoforangeD.bottlesoforanges2.—There_______nomilkinthefridge.Couldyougetsomeforme,Dick?—Allright,Mum.A.isB.areC.wasD.were3Howmany_______doyouneedtobuy?A.chickenB.kilosofchickenC.kiloofchickensD.kiloschicken教材导读一起来探究,你能掌握这些知识要点吗?1.可数名词复数的构成知识点:可数名词复数的变化指点迷津(1)一般在词尾直接加“-s”,读/s/。如:book-books,banaba-bananas。(2)以-s,-sh,-ch,-x结尾的名词,在其后面加上“-es”,读/iz/。如:bus-buses,wish-wishes。(3)以辅音字母+y结尾的名词,改y为i,再加“–es”,读/iz/。如:story-stories,baby-babies。(4)以–f或-fe结尾的名词,一般去f或fe加“-ves”,读/vz/。如:half-halves,knife-knives。(5)以-o结尾的名词,在其后面加上“-es”或-s,读/s/。如:tomato-tomatoes,photo-photos。(6)少数名词的复数形式是不规则变化。如:man-men,woman-women,child-children,sheep-sheep,policeman-policemen,fish-fish。小试身手写出下列名词的复数形式1.woman_________2.family_________3.watch_________4.box_________5.knife_________6.radio_________7.sheep_________8.desk_________9.glass_________4.IthinkweneedsomeCokeandthreecartonsofmilk.我想我们需要一些可乐和三盒牛奶。知识点:不可数名词的用法指点迷津前面不能直接加数词的名词,也就是说需要借助其他名词来表示量的名词为不可数名词。如:rice,meat,tea,cotton等。在使用不可数名词时,应注意以下几点:1.不可数名词前不能直接加数词或a/an。2.不可数名词无单复数变化,谓语动词一般用单数形式。Thereissomemilkintheglass.杯里有一些牛奶。3.能修饰不可数名词的词有:much,alittle,little,abit,some,any,alotof,plentyof等,以此来表示不确实的数量。如:muchbread许多面包,alittlemilk一点儿牛奶,alotofwork许多工作。4.表示具体的数量时应用“表示单位的词+of结构。Ibuytwokilosofmeat.我买了两公斤肉。小试身手汉译英他吃了三片面包。Hehas____________________________________.课堂达标检测尝试练习相信你能行!一、用所给单词的适当形式填空。1.Look,alotof__________(child)areplayingbadmintonintheplayground.2.—CanIhelpyou,Sir?—Yes,I’dliketobuysome__________(shelf).3.Theoldmanusuallytellsussome__________(story).4.Therearethree__________(sheep)onthetopofthehillnow.5.Hereisacardforyou,withmybest__________(wish).6.Hereisapairofsortsshoesandtwo__________(watch)inhislocker(柜).7.—Doyoudoanysports__________(activity)everyday?—Yes,Iusuallyplayballgamesafterschool.8.Weshouldbrushour___________(tooth)twiceaday.二、Therebe结构专项练习,请用is或are填空。1.There________somebreadinthebasket.2.There________manyrulersonthedesk.3.There________aredboxonthechair.4.There________someboysandgirlsintheplayground.5.There________abottleofjuiceonthetable.6.There________fourcartonsofmilkinmydesk.7.—________thereanykitesintheclassroom?—Yes,therearethreekits.8.—_______thereanyapplejuiceinthebottle?—No.Butthereissomemilk.我的疑问写下你预学后的问题或感受吧。