2024-2025学年人教版七年级英语下册Unit+4+Section+A+Grammar+Focus课件

SectionAGrammarFocusUnit4EatWell学习目标能掌握并运用可数名词和不可数名词的用法能理解并掌握选择疑问句的用法

LeadinLet’swatchavideo!新课讲授3aReadthesentences.Circleallthenounsforfoodanddrink.Aretheycountableoruncountableinthecontext?Whatdoyouusuallyhaveforbreakfast?Iusuallyhavesomebreadandmilk.SometimesIhaveeggsandbeans.Whichwouldyoulikewithyourmeal,riceornoodles?Noodles,please!Wouldyoulikejuiceorcoffee?No,thanks.I’dlikeacupoftea.观察所圈单词，哪些是可数名词？哪些是不可数名词？它们有什么特点？noodlesricejuicecoffeeteabreadmilkeggsbeansCountablenounsUncountablenounsMatchLet’learn可数名词与不可数名词1.可数名词①可直接用a/an或具体的数词修饰acookiethreecookies②可用many/afew/few/some/any/alotof/lotsof等词（组）修饰someapplesmanybananas可数名词复数变化规则1)一般情况加s:students,apples,bags,trees,books,brothers

2)以s、x、sh、ch结尾的名词加es:glasses,boxes,brushes,matches

3)以辅音字母加y结尾的名词,变y为i，加es:cities,babies,enemies4)以f或fe结尾的名词，多数变f或fe为v加es:wives,knives;但有些词只加s:roofs,proofs,chiefs

5)以o结尾的名词，有些加es:Negroes,heroes,tomatoes,potatoes;其它加s:radios,zoos,pianos,photos.6)不规则变化：

foot→feetgoose→geesetooth→teethchild→childrenman→menwoman→womensheep→sheep

deer→deermouse→mice

2.不可数名词①不能直接用a/an或具体的数词修饰，表示确切的数量时，需用“a/an或数词＋表示计量单位的名词＋of＋不可数名词”结构。acupofteatwobottlesofmilk②可用much/alittle/little/some/any/alotof/lotsof等词（组）修饰。somejuice3.既作可数又可作不可数的名词food:食物的种类（可数）

食物的总称（不可数）time:次数（可数）

时间（不可数）fish:鱼的数量或种类（可数）

鱼肉（不可数）glass:玻璃杯（可数）

玻璃（不可数）cabbage:具体的棵数（可数）

卷心菜的整体概念（不可数）sweet:糖果（可数）

泛指整体甜食（不可数）tea:不同种类的茶；茶包（可数）

茶饮（不可数）Summary可数名词

不可数名词可数名词不可数名词定义能用数目直接进行计数的名词。不能用数目直接进行计数的名词。有无复数形式有单、复数形式。没有复数形式。数量的表达直接用不定冠词a/an、具体的数词或many,some,any,alotof,lotsof等修饰。不能用不定冠词或数词直接修饰。可以用some,any,much,alittle,alotof等修饰。3bCompletethejokeswiththecorrectformsofthenouns

inbrackets.1.Customer:Doyouserve________(fish)?

waitress:Sir,weserveeveryone.2.Waiter:Wouldyoulikethe________(bill)now?

Customer:Youcanbringitover,butI’msureIwon’tlikeit!3.Waitress:Wouldyoulike______(chip),_______(noodle)or____(rice)togowithyour________(chicken)?

Customer:Idon’tknow.Whereismychickengoing?Countablenouns:bean,chip,cookie,dumpling,egg,noodle,strawberry,vegetableUncountablenouns:beef,bread,meat,milk,mutton,pork,rice,sugar,tofuCountable&uncountablenouns:cabbage,cake,chicken,drink,fish,fruit,salad,sweet,teafishbillchipsnoodlesricechicken3cCompletethepassagewiththecorrectformsofthenounsinbrackets.Itrytoeathealthyfoodeveryday.Ieatfruitand__________(vegetable)witheverymeal.Idon'teat_________(sweet).Instead,Ihaveapear,abanana,orsome___________(strawberry)!Ilovejuice,butmymumsaysthatit'snotgoodtodrinktoomuchofit.Itusuallyhasalotof_________(sugar).NowItrytodrinkmore_______(water)and_______(milk).vegetablessweetsstrawberriessugarwatermilkWhatdoyouusuallyhaveforbreakfast?Iusuallyhavesomebreadandmilk.SometimesIhaveeggsandbeans.Whichwouldyoulikewithyourmeal,riceornoodles?Noodles,please!Wouldyoulikejuiceorcoffee?No,thanks.I’dlikeacupoftea.ObserveandThink观察句子种类，你能找到选择疑问句吗？Let’learn选择疑问句(Alternativequestions)一、定义

指提供两种或多种情况供对方选择的疑问句。二、形式

1.一般疑问句形式2.特殊疑问句形式3.ornot形式1.一般疑问句形式的选择疑问句构成：一般疑问句+or+选择部分eg：Areyouadoctororateacher?你是医生还是教师？eg：Doeshelikethisorthat?他喜欢这个还是喜欢那个？2.特殊疑问句形式的选择疑问句构成：特殊疑问句,AorB?eg：Whichwouldyoulike,teaorcoffee?你想要哪样，是茶还是咖啡？3.ornot构成的选择疑问句eg：Areyoureadyornot?你准备好没有？eg：Doyoulikethefilmornot?你喜不喜欢这部电影？三、答语1.在所提供的备选对象范围内选择。选择疑问句不能用yes或no回答，只能从句子中选择一个作为问题的答案。eg：—Whichwouldyoulike,teaorcoffee?—Tea,please.2.不定代词作简略回答。不定代词all(三者或三者以上都)none(三者或三者以上都不)both(二者都)either(二者中任意之一)neither(二者都不)3dImaginethatyourfriendsareatyourhome.Offerthemfoodanddrink.A:Wouldyoulike...or...?B:I'dlike...A:What...wouldyoulike,...or...?B:...,please.UsingAlternativequestions.课堂总结可数名词与不可数名词1.可数名词2.不可数名词3.既作可数又可作不可数的名词一、定义二、形式三、答语选择疑问句Ⅰ.

根据语境，用括号内所给名词的适当形式填空。1.

Thereisn'tany_______(porridge)intherestaurant.2.

Many_______(child)areplayinginthepark.3.

Ineedtobuytwoboxesof_______(milk)forbreakfast.4.

Momusual