(共24张PPT)
第二篇 专项提升
第三部分 句型巩固
第一节 陈 述 句
在英语中,根据句子用途的不同,可以分为陈述句、疑问句、祈使句和感叹句四类。此外,there be句型作为一种特殊而重要的句型,在小学阶段也应注意掌握。
知识梳理
陈述句用来陈述一件事或表达一种看法,有肯定和否定两种形式。陈述句句末常用句号,通常度降调。 陈述句的结构分为肯定结构和否定结构两种。
一、陈述句的概述
eg: This is a nice book. ( )
Susan likes maths very much. ( )
My father doesn't go to work on the weekend. ( )
They aren't going to climb the mountain this Saturday. ( )
eg: This is a nice book. ( )
Susan likes maths very much. ( )
My father doesn't go to work on the weekend. ( )
They aren't going to climb the mountain this Saturday. ( )
陈述句
否定句
肯定句
1.顺装语序:“主语+谓语+其他.”
eg:I get up at 6:30 every morning.
我每天六点三十起床。
They are working hard on the farm.
他们正在农场辛勤的工作。
They will show us around their hospital.
他们将带我们参观他们的医院。
知识点2
陈述句的肯定形式
2.倒装语序:“副词+谓语+主语+其他.”
eg:I get up at 6:30 every morning.
我每天六点三十起床。
They are working hard on the farm.
他们正在农场辛勤的工作。
They will show us around their hospital.
他们将带我们参观他们的医院。
(1) be用作系动词时的法定形式:主语+be+not+表语
Tony is outgoing. Tony is not outgoing.
I am a student. I am not student.
知识点3
陈述句的否定形式
(2)be用作助动词的否定形式:主语+be+not+动词分现在分词或过去分词
eg:He is watching TV. He is not watching TV.
This watch is made in England. This watch is not made in England.
(3)助动词do、well和情态动词的否定形式:主语+助动词/情态动词+not+动词原形+其他.
eg:I like playing basketball. I don't like playing basketball.
I will go shopping this morning. I won't go shopping this morning.
Tom can play the guitar. Tom can't play the guitar.
(4)助动词have的否定形式:主语+助动词have/has+not+动词的过去分词+其他.
eg:Hehas changed his idea. He hasn't changed his idea.
(5)除not以外,其他否定词no,never,nothing,nobody,no one,hardly,seldom,few,little,too...to...也可以构成否定。
eg:There is nothing wrong with my computer. 我的电脑没有什么问题。
She is new here,so she has few friends. 她刚来这儿,因此她几乎没有朋友。
He is too young to go to school. 他不够上学的年龄。
6.陈述句的肯定形式变否定形式的特殊用法.
(1)含有already,some,too的肯定句在变否定句时,要分别改为yet,any和either。
eg:I have already finished reading the novel.我已经读完这本小说了。
I haven't finished reading the novel yet.
I can swim,too. 我也会游泳。
I can't swim,either.
(2)含有all,both,every等的肯定句加not变否定句后,表示部分否定;如果想表示全部否定,则需要用no,nothing,nobody,none等词。
eg:Not all the students like English.并不是所有学生都喜欢英语。(部分否定)
None of students can work out the problem.没有学生能解答除这个问题。(全部否定)
知识点4
考点精析
考查陈述句的基础句型的理解能力
考点
【例1】Listen and choose. 你将听到一个句子,选择你所听到的选项,并将其字母编号填在括号内。
( )A. two B. too C. to
听力材料:I have two crayons.
解析:此题考查通过句义区分同音词。这要求学生能听懂句子的意思和了解单词的用法,同时根据句子意思分析选择是关键。
答案:
A
一、Read and fill. 用括号内所给单词的适当形式填空。
1. There _____ many students in your classroom . (be)
2. I _____ speak Chinese, but I _____ English . (can)
3. Sarah always _____ shopping with mum on the weekend . (go)
4. Look, Chen Jie _____________ a maths class. (have)
are
can
can't
举一反三
goes
is having
( )1. I __________ like watermelon.It's too sweet.
A. isn't B. doesn't C. don't
( )2. There__________ four seasons in a year.
A. are B. is C. am
一、Read and choose. 单项填空。
过关检测
C
A
( )3. Mike__________ basketball well.
A. is play B. play C. plays
( )4. She__________ a teacher.
A. IS B. is C. does
( )5. The girl _________ like music. She _________ play the piano.
A. /; isn't B. doesn't; can't C. don't; can
C
B
B
二、Read and fill. 将下列句子改为否定句,每空一词。
1. This is a bike.
This __________ a bike.
2. My brother can play basketball.
My brother __________ play basketball.
3. I usually do morning exercises every day.
I usually__________ do morning exercises every day.
4. Mike does his homework after dinner.
Mike __________ do his homework after dinner.
isn't
can't
don't
doesn't
5. My grandparents did sports in the garden yesterday.
My grandparents _________ do sports in the garden yesterday.
6. There is something wrong with my bike.
There __________ __________ wrong with my bike.
There _____ __________ wrong with my bike.
7. Both Joan and I are in Class One.
__________ Joan _______ I am in Class One.
8. All of us can swim.
__________ of us can swim.
didn't
isn't
anything
is
nothing
Neither
nor
None
三、Read and write. 按要求改写句子。
1. This is a sheep. (改为复数形式)
_________________________________________________________
2. There are some clothes on the bed. (改为否定句)
_________________________________________________________
3. I felt bad last night. (改为否定形式的同义句)
_________________________________________________________
4. I'm going to see a film tomorrow. (改为一般疑问句,并作否定回答)
一般疑问句:______________________________________________
否定回答:______________________________________________
These are sheep.
There aren't any clothes on the bed.
I didn't feel well last night.
Are you going to see a film tomorrow?
No, I am not.
谢谢
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