Unit4语法专项课件Thereisthereare沪教版七年级英语上册

教学课件沪教（牛津）英语七年级上册Unit4语法专项——Thereis/thereare

全解精讲+分层练习

学习目标1.理解therebe句型表示“某地存在某物”。2.掌握thereis与thereare的用法区别。3.熟练使用

否定句与一般疑问句结构。4.掌握并运用

就近原则解题。5.能完成单选、句型转换、填空、情景对话。6.能正确描述环境、垃圾、物品的存在。Therebe句型—核心定义Therebe句型表示“某地有某物/某人”。它强调存在，不强调所属关系。结构：There+be+名词+地点。注意：there在这里没有实际意义。be动词的形式由后面的名词决定。Thereis用法thereis用于：1.单数可数名词前（a/an+名词）2.不可数名词前（water,rubbish,pollution）例句：Thereisabottleonthebeach.例句：Thereispollutioninthesea.be动词只能用is。Thereare用法thereare用于：复数可数名词前（名词+s/es）。常见标志词：many,some,lotsof+复数。例句：Therearemanyfishintheriver.例句：Therearesomebagsonthefloor.be动词只能用are。否定句构成否定句在be动词后+not。thereis→thereisnot=thereisn’tthereare→therearenot=therearen’t否定句中some常变为any。例句：Thereisn’tanywaterhere.例句：Therearen’tanyparksnearby.一般疑问句构成疑问句把be动词提到there前面。Isthere+单数/不可数名词…?回答：Yes,thereis./No,thereisn’t.Arethere+复数名词…?回答：Yes,thereare./No,therearen’t.就近原则（最重要考点）当有多个名词并列时，be动词由最近的名词决定。靠近单数→用is靠近复数→用are例句：Thereisapenandtwobooks.例句：Therearetwobooksandapen.只看离be最近的那一个名词。some&any在therebe中的用法some用于肯定句：表示“一些”。Thereissomemilk.any用于否定句和疑问句。Thereisn’tanymilk.Isthereanymilk?这是考试常考细节。Therebe与have/has的区别（重点）核心区别：Therebe表“存在”，have/has表“所属”。1.Therebe：强调某地有某物，无所属关系，主语是“存在的事物”。例句：Thereisabookonthedesk.（桌上有一本书，书不属于桌子）2.have/has：强调某人/某物“拥有”某物，有明确所属关系，主语是人/物。例句：Ihaveabook.

；Hehasapen.

易错提醒：两者不可连用，不能说“Therehasabook”或“Itherehaveabook”。对比练习：Therebevshave/hasOurschool________abiglibrary.________________abiglibraryinourschool.She________anewbike.________________anewbikeinherroom.They________manyfriends.________________manyfriendsintheirclass.hasThereishasThereishaveThereare基础训练1—用is/are填空1.There________abookonthedesk.2.There________somewaterinthecup.3.There________manybirdsinthetree.4.There________apenandtwopencils.5.There________threepencilsandapen.6.There________somerubbishontheground.isisareisareis基础训练2—否定句改写1.Thereisaparknearhere.There________________aparknearhere.2.Therearesomeflowersinthegarden.There________________flowersinthegarden.3.Thereissomemilkinthebottle.There________________milkinthebottle.isnotaren’tanyisn’tany基础训练3—一般疑问句改写1.Thereisabookonthedesk.________________abookonthedesk?2.Therearesomeapplesonthetable.________________anyapplesonthetable?3.Thereissomepollutionintheriver.________________anypollutionintheriver?IsthereArethereIsthere单项选择1.There________somerubbishonthebeach.A.isB.areC.haveD.has2.There________manyplasticbagsinthesea.A.isB.areC.haveD.has3.There________abottleandtwocansontheground.A.isB.areC.haveD.has

4.—________thereanyfishintheriver?—Yes,thereare.A.IsB.AreC.HaveD.HasABAB句型转换—改为一般疑问句1.Thereisabirdinthetree.________________abirdinthetree?2.Therearesomeparksinourcity.________________anyparksinyourcity?3.Thereissomerubbishinthebin.________________anyrubbishinthebin?4.Thereisafactorynearmyhome.There________________afactorynearmyhome.5.Therearesometreesinthegarden.There________________treesinthegarden.6.Thereissomeplasticontheroad.There________________plasticontheroad.IsthereArethereIsthereisnotaren’tanyisn’tany句型转换—对划线部分提问7.Thereisabookonthedesk.________________onthedesk?8.Therearemanybirdsinthesky.________________inthesky?9.Thereissomewaterinthebottle.________________inthebottle?10.There________(be)acatandtwodogs.11.There________(be)twodogsandacat.12.There________(be)somemilkandeggs.WhatisWhatisWhatisisareis完成句子1.海里有很多污染。There________muchpollutioninthesea.2.沙滩上有很多瓶子。There________manybottlesonthebeach.3.垃圾桶里没有垃圾。There________anyrubbishinthebin.4.附近有一个公园吗？________________aparknearhere?5.桌上有一本书和两支笔。There________abookandtwopensonthedesk.isareisn’tIsthereis情景对话1A:Lookatthebeach.1.________thereanyrubbish?B:Yes,there2.________.Thereisalotofrubbish.A:3.________thereanycleanbeacheshere?B:Yes,there4.________.Buttheyarenotmany.A:Whatcanwedo?B:Wecanpickuptherubbish.

情景对话2A:5.________thereanywaterinthebottle?B:No,there6.________.It’sempty.A:7.________thereanyplasticbagsintheroom?B:Yes,there8.________.Theyareonthechair.IsisAreareIsisn’tAreis易错点总结（一）1.therebe不与have/has连用。错：Therehaveabook.

对：Thereisabook.2.不可数名词永远用is。rubbish,pollution,water,paper。易错点总结（二）3.否定句、疑问句中some→any。4.就近原则只看离be最近的名词。5.提问“有什么”统一用Wha