(共14张PPT)
Unit 13
We're trying to save the earth
Grammar
人教新目标版英语九年级下册
新知讲解
现在进行时
情境导入
现在进行时
She
read
is
ing
now.
情境导入
现在进行时
He
play football
is
ing
now.
情境导入
现在进行时
He
do his homework
is
ing
now.
情境导入
现在进行时
He
eat
is
ing
now.
新知讲解
现在进行时
1
1.表示现在正在进行的动作和发生的事
现在进行时基本用法
eg:---What are you doing?
---I am reading a book.
新知讲解
现在进行时
1
2.有时表示现阶段正发生的事,但此刻动作不一定正在进行
现在进行时基本用法
eg:He is teaching at the school.
We are learning Unit 13 these days.
新知讲解
现在进行时
1
现在进行时基本用法
3.现在进行时的句子中常有now,或在句首常出现Look! Listen!等提示词
eg:Listen! Danny is singing in the room.
He is doing his homework now.
新知讲解
现在进行时
1
现在进行时基本结构
主语 + be动词 + 动词的现在分词
I
am
He / She
We / You / They
is
are
writing.
speaking.
running.
结构: be+doing ( be要根据主语作人称和数的变化)
新知讲解
现在进行时
3.陈述句转换成特殊疑问句,由“疑问词+一般疑问句”构成
1.肯定句转换成否定句,要在 be 后加 not 构成
eg. We are reading English now.
?We are not reading English now.
2.陈述句转换成一般疑问句,把be动词提到句首
eg. The student is drinking.
? Is the student drinking?
eg. He is working.
? What is he doing?
巩固练习
现在进行时
用所给动词的适当形式填空
1.Look! Andy________(fly) a model plane.
2.Listen! Amy__________(sing) in the next room.
3.Many students__________(play) football in the football field now.
4.Father isn’t at home. He ________(work).
5.It’s seven o’clock now. His father __________(watch) TV.
is flying
is singing
are playing
is working
is watching
课堂小结
回顾总结
进行时很好记,be加动词-ing;
别说 be 无词义,主语和它最亲密;
变疑问 be 提前,否定 not 再 后添;
何时要用进行时 look,listen,now标志.
再见！
(共13张PPT)
Unit 13
We're trying to save the earth
Grammar
人教新目标版英语九年级下册
新知讲解
现在完成时
情境导入
现在完成时
Hello,everyone! My name is Liming. My English name is Mark. I have two bright eyes and short hair. I'm twelve. I`m from Shenzhen city,China.
情境导入
现在完成时
Mark has introduced himself just now.
翻译：马克刚才已经介绍了他自己
现在完成时
新知讲解
现在完成时
何为“现在完成时”
I have seen the film. I don't want to see it again.
Lily has finished her homework.
构成： 主语+have/has + done
过去分词
助动词
have作动词的时候表示:有
作助动词的时候表示:已经
1.表示过去发生的动作对现在造成的影响或结果
He has been away from the city.
他已离开这个城市。
(结果:他不在这个城市）
2.表示过去的动作或状态持续到现在
He has taught in our school for 30 years.
他在我们学校教书已有30年了。
新知讲解
现在完成时
何为“现在完成时”
1.表示过去发生的动作对现在造成的影响或结果
He has been away from the city.
他已离开这个城市。
(结果:他不在这个城市）
2.表示过去的动作或状态持续到现在
He has taught in our school for 30 years.
他在我们学校教书已有30年了。
新知讲解
现在完成时
1
现在完成时所能表达的含义
2
She has tried the Beijing Roast Duck.
We have lived here for 10 years.
新知讲解
现在完成时
1
现在完成时所能表达的含义
2
常与already, just, yet, never, ever等状语连用
常与表示包括现在在内的时间状语连用
过去发生，因果影响
He has just finished his homework.
谈论至今的经历
I have had the dog for three months now.
I've lived in Beijing since 2015.
新知讲解
现在完成时
He has worked in this school for 7 years.
He has worked in this school since 7 years ago.
for & since
新知讲解
现在完成时
现在完成时句式
肯
否
疑
We have travelled around the world.
We haven't travelled around the world.
Have you travelled around the world?
巩固练习
现在完成时
1. It's nice to see you again. We ___ each other since 2014.
A. won't see B. don't see C. haven't seen D. didn't see
2. My mother ___ a good example for me since I was young.
A. was B. has been C. will be D. is
3. — Look! Someone ___ the classroom.
— Well, it wasn't me. I didn't do it.
A. is cleaning B. was cleaning C. has cleaned D. will clean
C
B
C
课堂小结
回顾总结
现在完成时的含义
基本结构和变形结构
和现在完成时连用的标志词
再见！
