Unit 1 Welcome to my school! Lesson 1 课件

课件20张PPT。Unit 1Lesson 1 Welcome to my school.
关于there be句型的知识点 There be--- 的构成 There be + 某物 / 某人 + 某地　
表示：某地有某物或某人
There be+ sb+sw
1: There is a girl and two boys in the picture.
2: There are two boys and a girl in the picture.
就近原则
be动词单复数形式要跟there be之后的第一个主语保持一致，如果第一个主语是单数或不可数名词用is，如果第一个主语是复数用are。
treecatThere is a cat under the tree.There are three birds in the tree.bird请使用There be--- 描述下图请使用There be--- 描述下图There is a cat and two birds in front of the house. There are two birds and a cat in front of the house.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 句型的否定形式1. There is a knife in the kitchen.
否定:There is not a knife in the kitchen.
2. There are five apples on the tree.
否定:There are not five apples on the tree.
3. There is some ink in the bottle.
否定:There is not any ink in the bottle.
规则：
be词后面加not, some 变anyisn’taren’t There are not any books in the bag.
=There are no books in the bag.
There are no students in the classroom.
=There are not any students in the classroom.
There is not any milk in the bottle.
=There is no milk in the bottle.
There be否定句型中的not any与no可以互换。
not any强调一个都没有。There be 句型的特殊疑问句形式1.对主语提问：
当主语是人的时候，则用who 引导，
当主语是物的时候，则用what 引导。
注意：无论原句的主语是单数还是复数，对之提问时一般都用be的单数形式(回答时却要根据实际情况来决定)。
如：
There are lots of cars over there.
→What's over there?
There is a little girl in the room.
→Who is in the room? 2.对地点状语提问：则用where 引导
如：
There is a computer on the desk.
→ Where is the computer?
There are four children on the playground.
→Where are the four children?
3.对数量提问：一般有两种句型结构：
How many+复数名词+are there+介词短语？

How much+不可数名词+is there+介词短语？
A: How many birds are there in the tree?B: There are three.A: How many cats are there in the tree?
B: There is only one.用there be 来回答。1.??There________many monkeys in the mountain.
2.?There_______a beautiful garden in our school.
3.??There _________some water in the glass.
4.?There __________some bread on the table.
5. _________there any maps on the wall?
6. There __________twenty desks in our classroom.
7. There__________a bird in the tree.
8. There __________some trees near the house.
9. ________there a cup of tea on the table?
10. There_________some apple juice in the glass.
12.There ______a picture and two maps on the wall.
用be动词is / are 填空：areisisIsareisareAreisisis二. 把下例句子改成疑问句:
1. There are four apples on the ground.
一般疑问句:____________________________________
2. There are some birds in the tree.
一般疑问句:____________________________________
3.There are five birds in the tree.
特殊疑问句:____________________________________
Are there four apples on the ground?Are there any birds in the tree?How many birds are there in the tree?三.把下例句子改成否定句:
1. There are two bowls on the table.
否定句:_________________________________________
2. There are some beautiful flowers in the garden.
否定句:__________________________________________
3. There is a tree in the garden.
否定句:_________________________________________
There aren’t two bowls on the table.There aren’t any beautiful flowers in the garden.There isn’t a tree in the garden.按要求改句子(…not any…=…no…)
1. There are not any cats in my family.
=_________________________________________
2. There is not any milk in the bottle.
=_________________________________________
3. There are no teachers in the school.
=_________________________________________
There are no cats in my family.There is no milk in the bottle.There aren’t any teachers in the school.对句子划线部分提问。
3.There are seven days in a week.
4.There are lots of books in our library.
5.There is a woman over there.
6.There is a little milk in the glass.How many days are there in a week?What’s in your library?Who is over there?What’s in the glass?there be句型有时态的变化1. there be 句型的一般过去时
There was/ were+某物/某人+其他。
思考：什么时候用was,什么时候用were
There ___a teacher and 40 students in the room yesterday.
was2. there be句型的一般将来时
There will be +sb/sth +其他
There is (are) going to be+sb/sth +其他
There will be a party on Monday.
There is going to be a meeting this afternoon.
There be 句型的其他结构：There be＋sb.＋doing sth.＋地点/时间
有某人在做某事
树上有一只鸟正在唱歌。
There is a bird singing in the tree.
街上有两个男孩正在奔跑。
There are two boys running in the street.1. There _____ a clock on the table.
A. is????????? B. are
2. ____ there a map on the wall? Yes, there ______.
A. Are / is????? B. Is / are???? C. Is / is???? D. Are /are
3. There _____ some students in the classroom.
A. are???????? B. is
4. There _____ a pencil, a book and two pens on the table. A.is????????? B. are 语法大练兵5. There ___ two apples, one orange and one banana on the table.
A. is???????? B. are
6. Are there ___ pictures on the wall? No, there aren't ___ .
A. any / any B. some / any???
C. some / some D. any/some
7. There isn't a book in his hand. There is _____ book in his hand.
A. no???????? B. not
8. -- Are there _____ shops near here?
-- No, there are _____ shops near here.
A. some, not? B. some, any???
C. any, not?? D. any, no 语法大练兵