祈使句和感叹句.therebe句型
慧乐教育第八讲 句型(2)
一、祈使句
(一)教材例句
1. Open the door, Daisy.
2. Don't be late again.
以上的两个句子没有主语, 表示命令或建议,这样的句子是祈使句。
(二)语法全解
1. 祈使句基本概念:祈使句是英语中的基本句型之一,表示说话人对对方的叮嘱、劝告、请求或命令等,往往表示请求、命令、希望、禁止、劝告等。祈使句一般
没有主语,句末用感叹号或句号,肯定结构都以动词原形开头。
3. Go and ask the teacher.
4. Come and meet my family.
2. 祈使句基本结构
(1)肯定句式有三种形式:
Do型(以动词原形开头)
Sit down!
Stand up!
Be型(Be+表语,如名词、形容词)
Be quiet!
Let型(Let+人称代词宾格+动词原形+其他成分)
Let me help you.
注意:为了祈使句的句式委婉、客气,常加上please一词,构成句式Please...
或...,please.
Come here please.
Please look after your little sister.
(2)祈使句的否定结构是在动词原形前加don't
Please don't go there.
Don't be late.
Don't let him in.
注意:Let's型祈使句,其否定形式也可以用Let's not do...
Let's not sit here.
二、感叹句
(一)教材例句
以上三个句子含有丰富的感情色彩,表达自己的感受,句子末尾都用了感叹号,
用what或how开头,这是感叹句。
(二)语法全解
1. 基本表达概念:用来表达喜、怒、哀、乐等强烈感情色彩的句子,叫感叹句。感叹句用what或how 引导,句末常用感叹号。
What a clever boy he is!
How tall the man is!
2. 基本结构
1.感叹句可由“what+名词+主语+谓语„„!”构成。
what引导的感叹句还可分为以下三类:
(1)What +a(an)+形容词+可数名词单数+主语+谓语!
例如: What a fine day it is today!今天天气真好!
(2)What+形容词+复数可数名词+主语+谓语!
例如:What good students they are!
他们真是好学生!
(3)What+形容词+不可数名词+主语+谓语!
例如: What noise they are making! 他们多吵啊!
What cold weather it is!今天天气多冷啊!
What bad weather we are having !今天的天气真糟糕!
2.还有一类感叹句是由how引导,常有以下几类:
(1)How+形容词+主语+系动词„„!
例如:How cold it is today!今天真冷啊!
(2)How+副词+主语+实义动词„„!
例如: How fast they are running !他们跑得真快!
How hard he works! 他工作多么努力啊!
(3)How+形容词+a(an)+单数可数名词+主语+系动词+„„!
例如: How good an example he set for us!
他给我们树立了多么好的榜样!
How clever a boy he is! 他是一个多聪明的男孩啊!
一、把下列句子改为感叹句
二、按要求改写下列句子
1 Lucy is a very clever girl (用what改为感叹句)
_______________________________________________________
2 Lily is a very beautiful girl (用how 改写为感叹句)
________________________________________________________
3 The students are playing basketball happily ( 用how 改写为感叹句)
______________________________________________________
4 The books are very new ( 用what 改写为感叹句) ________________________________________________________
5 The story is very interesting ( 用what 改写为感叹句) ________________________________________________________
6 The book is very interesting (用how改写为感叹句) ________________________________________________________
7 King Kang’s lecture is wonderful(用how 改写为感叹句)
________________________________________________________
8 the news is very important (用what 改写为感叹句)
__________________________________________
There be 句型课程讲解(一)
一、 There be 句型的用法:
表示某个地方存在某物或某人,Be动词的单复数必须依主语的变化而变
化。如:房间里有一张桌子。There is a table in the room.
区别: 表达一个人拥有某样东西时则用have/has,如:我有一张桌子。I have a
table.
二、 There be 句型的结构:
There is+第三人称单数可数/不可数主语+地点状语
例:There is a ruler on the desk. 书桌上有一把尺。 There is some water in the bottle. 瓶子里有一些水。
There are+复数主语+地点状语
例:There are four apples on the tree. 树上有四个苹果。
There are many flowers in the park. 公园里有许多花。
There is+第三人称单数可数+V-ing+地点状语
例:There is a bird singing in the tree. 树上有一只鸟正在唱歌。
There is a baby sleeping in the room. 房间里有一个宝宝正在睡觉。
There are+复数主语+V-ing+地点状语
例:There are some birds singing in the tree.
树上有一些鸟正在唱歌。
There are two boys running on the street.
街上有两个男孩正在奔跑。
There be 句型的疑问句及回答(二)
一、There be 句型的疑问
1. 在“There is/are...”的疑问句中,要把Be动词放在there之前,并将句号变问号。难点:句中出现的some要改成any。
2. 肯定回答为:Yes, there is/are.
3. 否定回答为: No, there isn’t/aren’t.
结构分析: Be动词+there+主语„„?
1. There is an apple on the tree.
Is there an apple on the tree?
肯定回答: Yes, there is.
否定回答: No, there isn’t.
2. There are five pens on the desk.
Are there five pens on the desk?
肯定回答: Yes, there are.
否定回答: No, there aren’t.
3. There is some water in the cup.
Is there any water in the cup?
肯定回答: Yes, there is.
否定回答: No, there isn’t.
There be 句型的否定形式(三)
一. There be 句型的否定:
否定形式只要在be动词后面加not即可,但要注意的是句中的some
改成any.
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.
4. There are some birds singing in the tree.
否定:There are not any birds singing in the tree.
二. 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。
1. There are not any books in the bag.
=There are no books in the bag.
2. There is no baby crying in the room.
=There is not any baby crying in the room.
3. There are no students in the classroom.
=There are not any students in the classroom.
4. There is not any milk in the bottle.
=There is no milk in the bottle.
There be 句型的练习题
一、选择题:
1. A.a B.an C.some
2. There is ______ rocking chair in my bedroom. (Level1---5S)
A. a B.an C.five
3. There are _____ new books for you. (Level2---1T)
A. a B.an C.two
4. There is _______ ruler on the desk. (Level2---1S)
A. a B.an C.some
5. There is________cap on the desk. (Level2---1S)
A. One B.an C.three
6. There are ______ pencil boxes in the book bag. (Level2---1S)
A. a B.an C.two
二. 把下例句子改成疑问句:
1. There are four apples on the ground. (Level2---1S)
疑问句:_______________________________________
2. There are five birds in the tree. (Level2---1S)
疑问句:_______________________________________
5. There are five birds singing in the tree. (Level2---1S)
疑问句:_______________________________________
6. There is an armchair in the living room. (Level2---2S)
疑问句:______________________________________
7. There’s a sofa in the living room. (Level2---2S)
疑问句:______________________________________
8. There’s a rubber duck in the bathmat. (Level2---3S)
疑问句:______________________________________
三.把下例句子改成否定句:
1. There are two bowls on the table. (Level2---4S)
否定句:__________________________________________
2. There are some beautiful flowers in the garden. (Level2---5S)
否定句:__________________________________________
3. There is a tree in the garden. (Level2---5S)
否定句:___________________________________________
4. There is an apple tree in the garden. (Level2---5S)
否定句:____________________________________________
四. 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.
=_________________________________________
五、用There be 句型翻译下列句子
1. 教室里有很多桌子和凳子。
2. 冰箱有很多水果。
3. 小猫有一身干净而洁白的毛。
4. 树上有两个风筝和一只鸟。
树上有一只鸟和两个风筝。
5. 书桌里有三本故事书和一个书包。
6. 苹果树上没有苹果。(方法:将这句话变成肯定句子,然后在变成否定句)
7. 树上没有三个苹果但是有三个风筝。
8. 家里没有人。(此句要注意people实是复数的问题。)
9. 书架上有很多书。