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1、暑假专题——Therebe结构的一般现在时和一般过去时一.教学重点和难点:1.Therebe结构的一般现在时和一般过去时的构成和使用2.与have的区别二.具体内容:1.Therebe结构表示存在的“有”,意为“某地或某时有某人或某物”的意思。肯定句的构成:There+be+名词+其他。否定句的构成:There+be+not+名词+其他。一般疑问句的构成:Be+there+名词+其他?一般疑问句的回答:Yes,therebe.No,therebe+not.2.一般现在时的Therebe,表示现在某地有某人或某物。Eg.1)Thereis
2、abookonthedesk.Thereisnotabookonthedesk.Isthereabookonthedesk?Yes,thereis./No,thereisn’t.2)Therearesomechildrenintheclassroom.Therearenotanychildrenintheclassroom.Arethereanychildrenintheclassroom?Yes,thereare./No,therearen’t.注意:Therebe结构的be用单数或是用复数,要看离be最近的名词,它是单数就用单数is
3、,如果它是复数就用复数are。Eg.Thereisabook,abagandthreepencil-boxesonthechair.3.一般过去时的Therebe,表示过去某地存在某人或某物。1)Therewasabikeunderthetreeamomentago.Therewasn’tabikeunderthetreeamomentago.Wasthereabikeunderthetreeamomentago?Yes,therewas./No,therewasn’t.2)Thereweretwoforeignteachersinou
4、rschoollastyear.Thereweren’ttwoforeignteachersinourschoollastyear.Weretheretwoforeignteachersinyourschoollastyear?Yes,therewere./No,thereweren’t.4.Therebe结构的特殊疑问句。构成:疑问词+一般疑问句式1)Thereare50studentsinourclassroom.Howmanystudentsarethereinyourclassroom?2)Thereissomemilkinth
5、eglass.Howmuchmilkisthereintheglass?3)Therewassomuchwaterhere,becauseitwasrainingjustnow.4)Whywastheresomuchwaterhere?5.Therebe结构与have的区别。从结构上讲,have前必须有主语,而therebe结构的主语在谓语be的后面。从意义上讲,两者都可译为“有”,但have表示“所有、占有”关系,即表示“某人有某物”。而therebe结构表示“存在”关系,即表示“某地/某时存在某物”。Eg.1)Ihaveanewdi
6、ctionary.Idon’thaveanewdictionary.Doyouhaveanewdictionary?Yes,Ido./No,Idon’t.2)Thereisanewdictionaryonthedesk.3)Mr.Songhasacarwaitingforyou.Mr.Songdoesn’thaveacarwaitingforyou.DoesMr.Songhaveacarwaitingforyou?Yes,hedoes./No,hedoesn’t.4)Thereisacarwaitingforyou.注意:have的第三
7、人称单数是has,过去式是had.四.课堂练习:(一)单选。1.Thereisnotwaterinthecup.A.someB.anyC.alittleD.few2.Thereasportsmeetingthisweek.A.isB.willhaveC.won’thaveD.aren’t3.Theremuchnoiseandmanypeopleinthestreet.A.isB.areC.haveD.has.4.Sheherhandsbeforeshesomething.A.wash,eatB.washing,eatsC.washes,
8、eatsD.washes,eat5.Hetwosistersandonebrother.A.haveB.hasC.havingD.thereare(二)句型转换。1.Thebuildinghasfiftee