There-be-句型精品课件

Therebe句型Thereisapictureonthewall.Thereisabagbehindthechair.Therearemanybooksonthedesk.Therearemanypeopleinthehall.There+is/are…+某物/人+某地某地有某物或某人“有,存在”Thereisadogintheroom.Therearetwodogsintheroom.Therebe句型中的be动词要和后面的主语在数上保持一致（1）如果句子的主语是单数可数名词或不可数名词时，be动词就用is.如：Thereisatableintheroom.房间里有一张桌子。Thereisalittlewaterinthebottle.瓶子里有一点水。（2）如果句子的主语是复数名词时，be动词就用are。如：Therearesomepencilsonthechair.椅子上有一些铅笔就近原则（3）如果有两个或两个以上的主语时，be动词要和最靠近它的那个主语在数上保持一致。如：Thereisapenandsomebooksonthedesk.书桌上有一支钢笔和一些书。Therearesomebooksandapenonthedesk.书桌上有一些书和一支钢笔。Thereis/are---的否定句is/are后加not,肯定句中的some变anyThereisabeautifulfloweronthedesk.Thereisnotabeautifulfloweronthetable.Thereissomewaterinthebottle.Thereisn’tanywaterinthebottle.Thereis/are---的一般疑问句is/are要提前,some变any,其他都不变Thereisaradioonthedesk.(一般疑问句)Istherearadioonthedesk?Yes,thereis./No,thereisn’tTherearesomeshoesunderthebed.（一般疑问句）Arethereanyshoesunderthebed?Yes,thereare./No,therearen’t.Thereis/are---的特殊疑问句a）就Therebe后面的主语进行提问，指物用“What’s(there)…”指人用“Who’s(there)…”其中的there在口语中经常省略。值得注意的是，无论是原句的主语是单数还是复数，提问时动词be均用单数。如：（1）Therearesomebikesintheroom→What’s(there)intheroom?（2）Thereisaboyinthehouse.→Who’s(there)inthehouse?b)对therebe后面的地点状语进行提问，用“Whereis/are+主语”表示，注意其答语变化。如：（1）Thereisacarunderthetree.→Whereisthecar?It’sunderthetree.（2）Therearethreeapplesonthetable.→Wherearethethreeapples?They’reonthetable.c)对therebe后面主语的数量进行提问如果主语是可数名词，无论是单数还是复数，均用“Howmany+复数名词+arethere+地点介词短语”表示；Therearethreebikesinthehouse.Howmanybikesarethereinthehouse?Thereisaboyintheroom.如果主语是不可数名词，则用“Howmuch+不可名词+isthere+地点介词短语”表示。如：Thereisalittlewaterinthebottle.→Howmuchwateristhereinthebottle?Therebe句型有特点，主语跟在be后边。单数主语用is，复数用are记心间，多个主语并列时，be随身边主语变。变否定，很简单，be后要把not添。变问句也不难，把be提到there前。肯定句中用some，否定疑问any换。总结特殊疑问句---对人提问用who’s,对事物提问用what’s，be动词一律用单数is对地点提问用where；对数量提问可数名词用howmany+名词复数+arethere…；不可数名词用howmuch+不可数名词+isthere…练习：用be的适当形式填空。1.There______amaponthewall.2.There______manythingsonherdesk.3.There______twentyyuaninmypurse.4.There______abigdogandasmallcatnearthetable.5.There______twobikesunderthetree.6.There______apen,twopencilsandaneraserinthepencil-box.