Therebe句型1.定义Therebe句型用来表达某处有某物。其中there是引导词，本身没有词义。2.Therebe和have的区别：Thereisanappleonthetable.桌子上有一个苹果。Ihaveabrother.我有个弟弟。Therebe句型表示“某处有某物”，表示存在关系；而have则表示“某人拥有某物”，表示所属关系。3.Thereisadogunderthetable.Therearethreebooksonthetable.Thereismilkintheglass.句型结构：Thereis＋a／an＋可数名词单数＋地点Thereis＋不可数名词＋地点Thereare＋可数名词复数＋地点3.就近原则——therebe是个近视眼，只能看见最近的东西，be动词由离there最近的名词决定；Thereisaclockandsomebooksonthetable.Therearesomebooksandaclockonthetable.4.句型转换1）Therebe的否定句：be动词后加not,some变any；Thereissomewaterinthebottle.Thereisn’tanywaterinthebottle.2）Therebe的一般疑问句：be动词提前到句首，some变any；问号加后面；Therearesomebooksonthetable.Arethereanybooksonthetable?肯定回答和否定回答：Isthereaclockonthedesk?Yes,thereis.／No，thereisn’t.Arethereanypensinthepicture?Yes,thereare.／No,therearen't.练习：一.用be的适当形式填空。1.There______amaponthewall.2.There______manybooksonherdesk.3.There______somewaterintheglass.4.There______abigdogandasmallcatnearthetable.5.There______twobikesunderthetree.6.There______apen,twopencilsandaneraserinthepencil-box.二.选择填空：1.Arethereanymapsonthewall?___A.Therearesome.B.Yes,thereis.C.Yes,thereisone.D.No,thereare.2.Howmany____arethereinthepark?A.manB.menC.childD.milk3.Therearen’t___eggsontheplate.Thereisonlyone.A.anyB.someC.manyD.much4.There___twoorangesonthetable.A.isB.haveC.hasD.are5.Arethere___treesneartheriver?Yes,thereare___.A.some,someB.any,someC.any,anyD.some,any三.句型转换：1.Therearemanybirdsonthetree.（变一般问句）2.Thereissomejuiceintheglass.（变否定句）3.Isthereasofaintheroom?（肯定回答）4.Isthereacatinyourhouse？（否定回答）5.Therearesomepearsinthebox.（变一般问句）