Unit 3 The Earth There be 专题课件

课件12张PPT。Unit 3 The Earth ——There be句型专题How many apples are there
on the tree?There are twenty apples
on the tree.How many apples are there
on the tree now?There are thirteen apples
on the tree now.There be 句型表示
“存在…”“有”。
There be+主语（人或物名词）+地点
其中be动词有时态和单复数变化。看名词There _____ a doll in the toy box.
A. is B. are There _____ some bread on the plate.
A. is B. are There _____ a lot of green trees in the
park.
A. is B. are There is a cat and two dogs under the tree.There are two dogs and a cat under the tree.therethere 是个近视眼。 就近原则只要看到be动词后面的词是复数名词，就用are，否则就用is。
当然还要注意时态哦！
There _____ some water in the
bottle.
A. is B. are
C. have D. be

There _____ a pencil-case and
many pencils in Tom’s schoolbag.
A. is B. are
C. have D. be

There is a radio on the desk.
There be… 的一般疑问句 Is there a radio on the desk ?
Yes, there is. / No, there isn’t.
There are some shoes under the bed.
Are there any shoes under the bed?
Yes, there are. / No, there aren’t.
规则：
is/are要提前，some 变any，其他都不变。There be 口诀There be有特点，主语放在be后面。
单数主语用is ，复数主语要用are。
变否定很简单，be后要把not添。
变疑问也不难，把be提到there前。
否定疑问any换，就近原则多多练。
练习：用be动词is / are 填空。 1、There a pencil in the pencil box.
2、There some flowers on the desk.
3、There four people in my family.
4、There a picture and two maps on
the wall.
5、A: there a cat under the tree?

B: Yes,there .isareareisIsis