结构的用法讲稿.ppt
关于结构的用法第一页,讲稿共十一页哦Therebe句型的用法句型的用法There is a pencil in my pencil-case。There are fortyseven students in our class.一、构成:There be.句型表示的是“某处有(存在)某人或某物”第二页,讲稿共十一页哦注意事项vThere be句型中be动词的形式要和其后的主语在人称和数上保持一致。1.如果句子的主语是单数的可数名词,或是不可数名词,be动词用“is”。例如:There is a basketball in the box.There is a little milk in the glass.2.如果句子的主语是复数名词,be动词就用“are”。例如:There are many birds in the tree.第三页,讲稿共十一页哦注意事项v如果有两个或两个以上的名词作主语,be动词要和最靠近它的那个主语在数上保持一致,也就是我们常说的“就近原则”。例如:1.There is an orange and some bananas in the basket.2.There are some bananas and an orange in the basket.3.There is some rice in the bowl.第四页,讲稿共十一页哦There be 结构的用法 vThere be句型有特点,v真正主语放在be后边;v主语三单用is,v主语复数用are,v地点状语在最后,v就近一致记心头。第五页,讲稿共十一页哦否定句:否定句:vTherebe句型否定句式的构成和含有句型否定句式的构成和含有be动词的其它句型一样,在动词的其它句型一样,在be后加上后加上“not”。也可用。也可用“no”来表示。即:来表示。即:no+n.(名词)(名词)=notaanany+n.(名词)。注意:(名词)。注意:no+n.(可数名词单数)(可数名词单数)=notaan+n.(可数名词单数);(可数名词单数);no+n.(可数名词复数)(可数名词复数)=notany+n.(可数名词复数);(可数名词复数);no+n.(不可数名词)(不可数名词)=notany+n.(不(不可数名词)。例如:可数名词)。例如:vThereisanorangeinherbag.Thereisntanorangeinherbag.Thereisnoorangeinherbag.vTherearesomeorangesinherbag.Therearentanyorangesinherbag.Therearenoorangesinherbag.vThereissomejuiceinthebottle.Thereisntanyjuiceinthebottle.Thereisnojuiceinthebottle.变否定也不难,be的后面not添第六页,讲稿共十一页哦There be结构的一般疑问句变化只需把be动词移到句首,再在句尾加上问号即可。例如:There is some money in her handbag.Is there any money in her handbag?Yes,there is.No,there isnt.Are there any stuents in the classroom?Yes,there are.No,there arent.(疑问句和否定句中,some改为any.)一般疑问句:一般疑问句:变疑问很简单,把be提到there前第七页,讲稿共十一页哦3.There be句型和havehas的区别:vThere be句型表示“存在有”,havehas表示“拥有”“所有”,两者不能同时使用.例如:v桌子上有三本书.There are three books on the desk.v我有三本书.I have three books.第八页,讲稿共十一页哦1.Thereisnt_waterintheglass.Letsgoandgetsome.A.manyB.lotsC.anyD.some2.There_somebooks,aballpenandaruleronthedesk.A.isB.areC.haveD.has3.Thereisntabookinhishand,thereisbookinhishand.AnoBnotChas4Arethereshopsnearhere?5No,thereareshopsnearhere.6AsomenotBsomeanyCanynotDanyno5.therearadioonthedesk?6.AIsBAre第九页,讲稿共十一页哦6.There_aballpen,arulerandsomebooksonthedesk.A.isB.areC.haveD.has7.theresomemilkinthebottle?8.Yes,there.9.A.IsisntBAreareCIsisDArearent8.therealotofroomsinthebuilding?9.Yes,there10.AisisBareisCareisDAreare 第十页,讲稿共十一页哦感感谢谢大大家家观观看看第十一页,讲稿共十一页哦