一、Therebe結(jié)構(gòu):1、 Therebe句型表示：在某地有某物（或人）Thereisaboybehindthetree.Therearesomepicturesonthewall2、在therebe句型中，主語(yǔ)是單數(shù)，be動(dòng)詞用is主語(yǔ)是復(fù)數(shù)，be動(dòng)詞用are如有幾件物品，be動(dòng)詞根據(jù)最*近be動(dòng)詞的那個(gè)名詞決定。Thereisateacherandmanystudentsinourclassroom.Therearetwoboysandagirlunderthetree.3、 therebe句型的否定句在be動(dòng)詞后加not,Therearen'tanypicturesonthewall.Thereisn'tabikebehindthetree.一般疑問(wèn)句把be動(dòng)詞調(diào)到句首。IsthereanywateronMars?Arethereanyfishinthewater?4、 therebe句型與have（has）的區(qū)別：therebe表示在某地有某物（或人）；have（has）表示某人擁有某物。Hehastwosons.Therearetwomenintheoffice.5、some和any在therebe句型中的運(yùn)用：some用于肯定句，Thereissomewaterinthebottle.any用于否定句或疑問(wèn)句,Thereisnotanywaterinthebottle.。6、 and和or在therebe句型中的運(yùn)用：and用于肯定句，or用于否定句或疑問(wèn)句。Therearetwoboysandagirlunderthetree.Aretheretwoboysoragirlunderthetree?7、針對(duì)數(shù)量提問(wèn)的特殊疑問(wèn)句的基本結(jié)構(gòu)是：Howmany+名詞復(fù)數(shù)+arethere+介詞短語(yǔ)？Howmuch+不可數(shù)名詞+isthere+介詞短語(yǔ)？8、針對(duì)主語(yǔ)提問(wèn)的特殊疑問(wèn)句的基本結(jié)構(gòu)是： What?s+介詞短語(yǔ)二、練習(xí)A、句型轉(zhuǎn)換1． Therearesevendaysinaweek.（劃線提問(wèn)） days inaweek.Thereissomemilkintheglass.（劃線提問(wèn)） milk intheglass.3． Therearesomebikesnearthehouse.（否定句） bikesnearthehouse.4．Thereisaknifeoverthere.（變復(fù)數(shù)） overthere5． Therearesomeeggsinthebox.(變單數(shù)) inthebox.6． Therearesomeapplesinthetree.(變一般疑問(wèn)句) applesinthetree?7． Therearesomeorangesinthebasket.(變否定句) orangesinthebasket.B、 填入be動(dòng)詞的適當(dāng)形式1．There (be)twodictionariesinDaming'sbag.2．There (be)abedandtwochairsinBetty'sroom.3．There (be)thirtyboysintheclass.There (be)afootballmatchonTVthisevening.There (be)pencil-box,twobooksandsomeflowersonthedesk.C、 單項(xiàng)選擇Howmany arethereinyourclassroom?A.desksB.deskC.chairD.doorThereissome onthetable.A.appleB.orangeC.cakeD.sandwichThere afilmtomorrowevening.A.willhaveB.haveC.isgoingtobeD.has isthereonthetable?D.HowmanyfoodA.HowmanyapplesB.HowmuchbreadC.HowmuchbreadsD.Howmanyfoodhowmanyboys thereintheClassOne?A.beB.isC.areD.amThere alotofgoodnewsintoday 'snewspaper.A.isB.areC.wasD.wereThere pencil-box,andsomeflowersonthedesk.A.isaB.aresomeC.hasaD.havesomeThere anappleandtenbananasinthebasket.A.areB.isC.hasD.haveThere not milkinthecuponthetable.A.are,manyB.are,muchC.is,many D.is,much anyflowers