There-be句型be动词的使用

Therebe句型中be动词的使用方法一、Therebe句型用法Therebe…表示有某物在某处。ThereisaTVintheclassroom.Thereisablackbroadintheclassroom.Therearesomedesksintheclassroom.Therearesomecharisintheclassroom.Therebe句型结构：Thereis…或Thereare…二、如何正确使用be（is/are）动词呢?Thereisapenonthebook.Thereisapencilinthepencil-box.Therebe后是可数名词单数时，be动词用is。Thereisapenonthebook.Thereisapencilinthepencil-box.Therearemanybooksinthelibrary.Therearesometreesinthegarden.Therebe后是可数名词复数时，be动词用are。Therearemanybooksinthelibrary.Therearesometreesinthegarden.Thereissomewaterintheglass.Thereissomemilkinthebox.water,milk是不可数名词，而不可数名词一般看作可数名词单数。所以Therebe后是不可数名词时，be动词用is。Thereissomewaterintheglass.Thereissomemilkinthebox.三、小结Therebe后是可数名词单数时，be动词用is。Therebe后是可数名词复数时，be动词用are。Therebe后是不可数名词时，be动词用is。用is或are填空。There()anappleinmybag.There()somecrayonsinthebox.There()manyboysontheplayground.There()somejuiceinthebottle.There()abagonthedesk.There()5pearsintheglass.四、用is或are填空。There(is)anappleinmybag.There(are)somecrayonsinthebox.There(are)manyboysontheplayground.There(is)somejuiceinthebottle.There(is)abagonthedesk.There(are)5pearsinthebasket.