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1、,There be+主语（人或物名词）+地点 There is + 名词单数或者不可数名词 There are + 名词复数,There be 句型表示“存在”“有”，强调某处有某物。其中be动词有时态和单复数变化。,tree,cat,There is a cat under the tree.,There are three birds in the tree.,birds,There is a clock and two CDs on the drawer.,There are two CDs and a clock on the drawer.,就近原则：be动词只能由离它最近的那个主语
2、来决定。,结构：There be not +主语+地点。（ 注意肯定句中的some变为any。）,例：There is a book on the bed. There isnt a book on the bed.,There are some oranges in her bag. There arent any oranges in her bag.,结构：Is /Are there +主语+地点？ 肯定回答：Yes, there is/ are. 否定回答：No, there isnt/ arent.,There is a radio on the desk.,Is there a r
3、adio on the desk ? Yes, there is. No, there isnt.,选择：A: are 或者 B: is,1.There _ a blackboard in the classroom. 2.There _ a flag in the classroom. 3.There _ lots of desks in the classroom. 4.There _ a door in the classroom. 5.There _ many lights in the classroom. 6.There _ two fans in the classroom. 7.There _ some water in the bottle. 8.There _ some chalk on the desk.,Exercise: choose your answer,is,is,is,is,is,are,are,are,there be 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。,Thank you,