Unit 8 Let's celebrate! Grammar 课件(共40张PPT)译林版(2024)八年级英语上册

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Unit 8 Let's celebrate! Grammar 课件(共40张PPT)译林版(2024)八年级英语上册

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(共40张PPT)
Unit 8 Let’s celebrate
Present Continuous Tense
现在进行时
Enjoy the video(视频)!
What is he doing 他正在做什么?
3
Nazha is doing kung fu and introducing himself.
introduce v.介绍
英语语法的时态——现在进行时
现在进行时,是英语语法中的一种时态,在英语语法中:
时:指动作发生的时间
过去
现在
将来
态:指动作的样子和状态
进行
一般
完成
目录 Content
现在进行时的定义
时间标志
句子结构
现在分词的变化
句式变换
特殊用法
*什么情况不能用
巩固习题
什么是现在进行时
6
01
现在进行时的定义
7
Nezha is doing kung fu now.
哪吒正在练功夫。
Nezha is learning to control his power these days.
哪吒这些天正在学习控制自己的力量。
定义① 现在此刻正在进行的动作
定义② 现阶段正在发生的动作
现在进行时时间标志
8
02
③ 现阶段类 this week, these days等时间状语
I am looking for my brother these days.
② 动作类 look, listen 等动词开头
Look! Nezha is flying.
① 表示 此时此刻 now / at the moment
They are playing shuttlecock now.
时间标志词
现在进行时句子结构
10
03
现在进行时的句子结构
观察这几个句子:
11
They are playing shuttlecock now.
Look! Nezha is flying.
I am looking for my brother these days.
are
They
V-ing
is
Nezha
V-ing
am
I
V-ing
be动词 (am/is/are)
主语
V-ing
其它
is laughing.
are laughing.
am laughing.
be动词 (am/is/are) 怎么用?
12
I
You
She
are laughing.
They
I 用 am,you 用 are
is 连着他(he)、她(she)、它(it)
单数不可数is 复数are
练一练:用 am/is/are 填空
13
1. They_____ playing basketball now.
2.Listen, She _____ singing an English song.
3. Look at the picture. The children _____ flying kites in the park.
4. We _____ making model planes these days.
are
is
are
are
动词的现在分词(V-ing)变化
14
04
1 play—playing do—doing
2 make—making give—giving
3 get—getting swim—swimming
4 die—dying lie—lying
观察一下:动词的现在分词(V-ing)怎么变?
15
直接+ing
去e+ing
双写尾字母+ing
ie 改为 y+ing
动词的现在分词变化
16
条件 规则 示例
一般情况
直接+ ing
work --
working
不发音的字母 e 结尾
去e + ing
use --
using
“辅元辅” 结尾的重读闭音节
双写末尾 + ing
begin --
beginning
少数以 ie 结尾的动词
改ie为y + ing
die --
lie --
dying
lying
painting
paint
playing
swimming
studying
study
writing
coming
come
chatting
chat
reading
写出以下动词的现在分词
play
swim
write
read
drawing
draw
running
crying
hurrying
hurry
dancing
getting
get
giving
give
keeping
写出以下动词的现在分词
run
cry
dance
keep
现在进行时句式变换
19
05
He is laughing now.
肯定句
现在进行时的句式变换
20
He isn’t laughing now.
① 否定句
Is he laughing now
② 一般疑问句
What is he doing
③ 特殊疑问句
否定句的结构
Nezha is not/ isn’t running.
is not = isn’t
现在进行时的句式变换:① 否定句
21
You are not/ aren’t speaking English.
are not=aren’t
I am not teaching English.
am not 不能缩写
be动词 (am/is/are)
主语
V-ing
not
其它
一般疑问句的结构
现在进行时的句式变换:② 一般疑问句
22
Nezha is running.
Is Nezha running
- Yes, he is.
- No, he isn’t.
Be动词 (Am/Is/Are)
主语
V-ing
其他
有 be 提 be
be问be答
一般疑问句的结构
现在进行时的句式变换:② 一般疑问句
We are reading our books.
Are you reading your books
- Yes, we are.
- No, we aren’t.
Be动词 (Am/Is/Are)
主语
V-ing
其他
I/we变you,
my/our变your
你问我答
不能自问自答
特殊疑问句的结构
特殊疑问词
其他
主语
问:
其他
主语
答:
V-ing
be
V-ing
be
现在进行时的句式变换:③ 特殊疑问句
24
He is riding a pig. (对划线部分提问)
What is he doing
肯定句变否定句时,需在be动词后加______
变一般疑问句时
需把____动词提前,肯定回答用____, 否定回答用____.
Yes, I ____ . / No, I ________ .
③ 肯/否回答
am
练一练:现在进行时的句式变换
25
I am cooking now.
肯定句
I ____ ____ cooking now.
① 否定句
____ ____ cooking now?
② 一般疑问句
am
not
Are
you
am
not
not
be
yes
no
练一练:
26
Ⅰ 改为一般疑问句:
1. He is reading a newspaper in the living room now.
______ he ________ a newspaper in the living room now
2. The boys are playing basketball now.
_____ the boys _________ basketball now
Is reading
Are
playing
Ⅱ否定回答
3. Are you dancing, Cindy
_____________.
No, I’m not
一看时态关键词: 判断一般现在时/现在进行时
二看主语:定时态结构
Ⅴ划线部分提问:
7. My friends are playing chess in the classroom now.
_______ ______ your friends ________ chess now
8. Tom is opening the window.
____ ____ opening the window
9. Kitty is singing with her friends.
______ is Kitty _______with her friends
Who is
playing
Where are
练一练
27
What
doing
划线部分提问Tips:
1.定特殊疑问词
2. 定时态结构
(注意一变二)
现在进行时特殊用法
28
06
特殊用法 ① 现在进行时表将来
29
He is starting a new life. 他要开始新生活了。
The summer holiday is coming! 暑假要来啦!
He is leaving for Beijing tonight. 他今晚出发去北京。
We are having an English test next Friday. 我们下周五有英语考试。
1、常用于位移动词:
如come/go/leave/return/start/begin/stop/arrive/fly等
2、按计划安排即将发生的事,一般有明确的时间状语
*什么情况不能用
30
07
哪些动词没有现在进行时呢?
某些短暂性动词
close/leave/end
表示感觉的感官动词,hear/see/smell/taste/feel/sound
表示认识或理解的词,understand
/know/remember/believe
表示态度喜爱或者不喜爱的词,like/hate/love/prefer
32
现在进行时
doing
结构
am/is/are + doing
直接+ing
不发音e结尾 去e+ing
以-ie结尾 变ie为y,+ing
重读闭音节结尾且末尾仅有一辅音字母,双写尾字母+ing
定义
表示现在或现阶段正在进行的动作或状态。
用法
此刻正在进行的动作
现阶段正在做的事
现在进行时表将来
now, at the moment, Look! Listen!
at present, these days, this week/month/year
① 位移性动词:come, go, leave, return, start等
② 按计划安排即将发生的事,有明确时间状语
有些词不适用于进行时
巩固习题
33
08
22年北部湾经济区中考
1. Look! The musician _______ at the piano, ready to play.
A. sat B. will sit C. is sitting
22年梧州中考
2. -Wow! The music sounds wonderful!
-Yes. Jessie ______ the violin in the next room.
A. is playing B. played C. plays
Exercise One
1. It’s three o’clock in the afternoon. My mum (make) spring rolls.
2. My grandpa (water) the flowers at the moment.
3. Now my grandma and my dad are in the kitchen. They _____________ (cook) dinner.
4. Look! My sister Shirley ____________(sit) on the chair and playing with her toys.
5. It’s dinner time! We _____________(eat) dinner together at the table.
6. I _________________(watch) a TV show about New Year with my family now.
is making
is watering
are cooking
is sitting
are eating
am watching
Exercise Two
练一练
36
1. His father is playing computer games in the living room.
① His father isn't playing computer games in the living room.
② Is his father playing computer games in the living room
③ Yes, he is. / No, he isn't.
④ Where is his father playing computer games
① 否定句
② 一般疑问句
③ 肯/否回答
④ 划线部分提问
1. —I _____ Beijing tomorrow.
—Have a good trip!
A. am leaving B. leave C. is leaving D. left
2. Lisa’s parents ______ in the kitchen now.
A. cook B. cooks C. are cooking D. is cooking
3.Wow! Look out of the window! It _____.
A. is snowing B. snows C. is snow D. snow
A
C
Exercise Ⅱ 单选题
A
4. Listen! The baby _____in the next room.
A. crying B. cried C. is crying D. cries
5. Look! The students ____ trees outside.
A. plant B. planted C. will plant D. are planting
6. Justin can’t help me to move the piano. Because he ___ English online.
A. is studying B. studied C. will study D. studies
C
Exercise Ⅱ 单选题
D
A
7. -Tina, what are you doing these days
- I _____ to play the guitar.
A. learns B.am learning C. learned D. will learn.
8.Tom _____ a novel in the library now.
A. read B. is reading C. was reading D. read
9.Someone _____ you at the moment.
A. waits B. waiting C.is waiting D. is waiting for
10.We _____ London tomorrow.
A. fly B. are flying C are flying to D. fly to
B
Exercise Ⅱ 单选题
B
D
C
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