Unit 5 第3课时 (Section A 2d &GF-4c)（教学课件）--八年级英语下册同步备课系列（人教版）

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Section A 2d&GF-4c
Contents
情景导入
1
语法探究
2
应用实践
3
迁移创新
4
回顾总结
5
考点速递
6
随堂小练
7
家庭作业
8
01
02
03
04
语言能力
思维品质
文化意识
学习能力
能正确的使用连词When和while(Conjunctions When and While)， when 和while的用法及区别。
发展学生的发现能力和合作精神，体会中西方语言的差别。
通过情境创设，理解过去进行时态的运用；
通过小组合作总结语法规律，学会正确使用过去进行时。
能够用过去进行时谈论过去发生的事情，能够正确运用when和while引导的时间状语从句谈论自己的经历。
Language goals
情景导入
Scenario import
Part 1
Mary and Linda are good friends.
Yesterday evening,Mary called Linda many times,
but Linda didn't pick it up.
Look and say
What happened to Linda
What was she doing at that time
Let’s read the conversation
to know more about it.
Mary
Mary: What were you doing last night, Linda I called at seven and you didn’t
pick up.
Linda: Oh, I was in the kitchen helping my mom.
Mary: I see. I called again at eight and you didn’t answer then either.
Linda: What was I doing at eight Oh, I know.When you called,
I was taking a shower.
Mary: But then I called again at nine.
Linda: Oh, I was sleeping at that time.
Mary: So early That’s strange.
Linda: Yeah, I was tired. Why did you call so many times
Mary: I needed help with my homework. So while you were sleeping,
I called Jenny and she helped me.
Read
捡起；（若代词放中间）
也，用于否定句句末
在那时
时间状语从句
时间状语从句
2d
What was Linda doing
Read
She was in the kitchen
helping her mom.
A
at 7:00
at 8:00
at 9:00
She was taking
a shower.
She was
sleeping.
What were you doing last night, Linda I called at seven and you didn’t pick up.
I see. I called again at eight and you didn’t answer then either.
Oh, I know.When you called, I was taking a shower.
Role-play
Pay attention to the colorful words.
Oh, I was in the kitchen helping my mom.
when 引导时间状语从句
过去进行时
Mary
语法探究
Grammar
Part 2
What were you doing at eight last night I was taking a shower.
What was she doing at the time of the rainstorm She was doing her homework.
What was he doing when the rainstorm came He was reading in the library when the rainstorm came.
What was Ben doing when it began to rain heavily When it began to rain, Ben was helping his mom make dinner.
What was Jenny doing while Linda was sleeping While Linda was sleeping, Jenny was helping Mary with her homework.
Grammar
Find out the past continuous tense.
过去进行时
was/were+ Ving
Grammar
过去进行时
(1)含义
表示在_______________或____________
正在进行的动作。
(2)结构
主语+ ______________
过去
进行时
过去某一时刻
某一段时间
was/ were +V-ing
I was taking a shower at eight last night.
They were hanging out at nine last Sunday.
(3)一般疑问句
Was/Were + 主语+v.-ing...
Grammar
过去进行时句型结构
(1)肯定句
主语+ was/were +v.-ing...
(2)否定句
主语+ was/were ++not+v.-ing...
(4)特殊疑问句
特殊疑问词+was/were（+ 主语）+v.-ing...
过去
进行时
What were you doing at eight last night I was taking a shower.
What was she doing at the time of the rainstorm She was doing her homework.
What was he doing when the rainstorm came He was reading in the library when the rainstorm came.
What was Ben doing when it began to rain heavily When it began to rain, Ben was helping his mom make dinner.
What was Jenny doing while Linda was sleeping While Linda was sleeping, Jenny was helping Mary with her homework.
Grammar
Try to find out the signal words!
过去进行时
标志词
Grammar
过去进行时
She was cleaning her room at that time.
(3)标志词
_____________________________________________________
(1)含义
表示在____________或_________
正在进行的动作。
(2)结构
主语 +______________
过去某一时刻
某一段时间
was/ were +V-ing
过去
进行时
at that time /at eight last night /from...to...
at this time yesterday (morning/afternoon)
the whole day/all day yesterday
when/while引导的时间状语从句
He was looking for my lost dog at this time yesterday afternoon.
I was watching TV the whole night.
What were you doing at eight last night I was taking a shower.
What was she doing at the time of the rainstorm She was doing her homework.
What was he doing when the rainstorm came He was reading in the library when the rainstorm came.
What was Ben doing when it began to rain heavily When it began to rain, Ben was helping his mom make dinner.
What was Jenny doing while Linda was sleeping While Linda was sleeping, Jenny was helping Mary with her homework.
Grammar
Observe these sentences.
非延续性
延续性
Grammar
延续性动词与非延续性动词
(1)延续性动词
动作_____(可以/不可以)延续一段时间,而不是瞬间结束。
(2)瞬间性(非延续性)动词
动作极为短暂，瞬间结束。
区别
可以
She read books for three hours last Sunday.
Yuan Longping died three years ago.
延续性
瞬间性
Grammar Focus
She was reading in the library when the rainstorm came.
My mom came back when I was sleeping in my bedroom.
when 引导时间状语从句
瞬间性
表时间点
一般过去时
过去进行时
延续性
表时间段
when引导的时间状语从句：
可用_____________动词，也可用___________动词，
分别表示时间_______和时间_________。
时态为__________________________.
瞬间性
点
段
延续性
一般过去时
过去进行时
Grammar Focus
While she was reading, the phone rang.
Some students were reading while others were writing.
while 引导时间状语从句
过去进行时
瞬间性
表时间点
while引导的时间状语从句：
用___________动词，表示时间_______。
时态为__________________________.
段
延续性
过去进行时
瞬间性
表时间点
过去进行时
主从句都是
延续性动词时，
大都用_______.
While
应用实践
Application Practice
Part 3
Practice
Look at the table and write sentences with both while and when.
4a
John Mary
take photos buy a drink
play the piano leave the house
clean his room turn on the radio
shop take the car to the car wash
While John was taking photos, Mary bought a drink.
John was taking photos when Mary bought a drink.
延续性
瞬间性
Practice
Look at the table and write sentences with both while and when.
4a
John Mary
play the piano leave the house
延续性
瞬间性
While John was playing the piano, Mary left the house.
John was playing the piano when Mary left the house.
Practice
Look at the table and write sentences with both while and when.
4a
John Mary
clean his room turn on the radio
延续性
瞬间性
While John was cleaning his room, Mary turned on the radio.
John was cleaning his room when Mary turned on the radio.
Practice
Look at the table and write sentences with both while and when.
4a
John Mary
shop take the car to the car wash
瞬间性
While John was shopping, Mary took the car to the car wash.
John was shopping when Mary took the car to the car wash.
延续性
At 7:00 a.m., I woke up. ________ I _______ making my breakfast, my brother ______ listening to the radio. ________ I was eating, the radio news talked about a car accident near our home. My brother and I went out right away to have a look. ______ we got to the place of the accident, the car _____ in bad shape from hitting a tree. But luckily, the driver ______ fine. The roads ______ icy because of the heavy snow from the night before.
Fill in the blanks with was, were, when or while.
Practice
4b
While
was
was
While
延续性
When
was
was
were
迁移创新
Migration Innovation
Part 4
What were you doing at these times last Sunday？
Fill in the chart. Then ask your partner.
After that, try to make a report.
Pair work
Time You Your partner
9:00 a.m.
11:30 a.m.
4:00 p.m.
9:00 p.m.
Make a report in groups.
Show
Report
Weekends are busy and happy.According to the collected information, at nine o'clock last Sunday morning,I was sleeping while XXX was doing my homework.
At half past eleven o'clock last Sunday morning,I was......
Summary
Part 5
(3)标志词
_____________________________________________________
(2)结构
主语 +______________
(1)含义
表示在____________或_________
正在进行的动作。
过去
进行时
过去进行时
at that time /at eight last night /from...to...
at this time yesterday (morning/afternoon)
the whole day/all day yesterday
when/while引导的时间状语从句
Summary
过去某一时刻
某一段时间
was/ were +V-ing
1.When引导的时间状语从句
(1)动词：
(2)时间：
(3)时态：
2.While引导的时间状语从句
(1)动词：
(2)时间：
(3)时态：
3.注意
如果主句和从句都是延续性动作，又是同时发生，
此时时间状语从句多用__________引导。
When
While
引导状语从句
Summary
延续性动词和瞬间性动词
过去进行时和一般过去时
While
可以是时间点，也可以是时间段
延续性动词
过去进行时
时间段
考点速递
Language points
Part 6
1.I called at seven and you didn’t pick up.
Language points
考点
pick up
(1)拾起来,捡起
Your pen is lying on the floor,please pick it up.
(2)(开车)接(某人)
I will pick you up at six tomorrow morning.
pick up意为＂接电话＂，是动副结构。
当宾语是代词时，放在pick up中间，
当宾语是名词时，放在pick up中间或后面。
The phone is ringing. Could you please pick it up for me
(3)学会；(偶然)得到
Here’s a tip I picked up from my mother
其他
含义
2.I called again at eight and you didn’t answer then either.
Language points
考点
either
(1)either“也（不）”. 用于否定句，一般放在句末
I didn’t come to school yesterday either.
(2)also“也”. 一般用于肯定句，常放在句中
She speaks English and she also writes English.
此处用作副词，意为“也（不）”，用于否定句句末。
If you do not go, I shall not go either.
(3)too/as well“也”.一般用于肯定句或疑问句，常放在句末
Are you going to work too
I can swim as well.
辨析
3.That’s strange.
Language points
考点
strange
strange形容词，意为＂奇特的；奇怪的＂。
作表语或定语。
其副词形式为strangely，意为＂奇怪地＂。
It’s strange that he’s failed in the exam.
考点
拓展
strange还可意为＂陌生的；不熟悉的＂，
名词stranger意为＂陌生人＂。
The place is strange to me.
Children must not talk to strangers.
It feels strange to be visiting the place again after all these years.
随堂小练
Exercises
Part 7
一、单项选择
1.—Look! What’s on the ground
—Oh, it’s my sweater. Please _______.
A. pick it up B. put it on C. give it out D. take it off
2.My mother ______________ my aunt called her.
A. was cooking while B. cooked when
C. cooked while D. was cooking when
3.I ________ my sister with her English when my father came in. A．help B．helped C．is helping D．was helping
A
D
D
Exercises
1.We ________________ (wash) our clothes at six yesterday evening.
2.—Are you __________（kid）me now —No, I’m not.
3.My mother ___________（not walk）with me at this time yesterday.
4.He ____________（draw）on the beach from 7 to 9 o’clock
yesterday morning.
5.My father ________ (begin) to teach me to read and write when I was 5 years old.
were washing
was not walking
was drawing
kidding
二、用所给单词的正确形式填空。
Exercises
began
家庭作业
Homework
Part 8
Homework
1.Master the usage of the past continuous tense.
2.(Optional)
Write a short report about what your friends were doing when something unforgettable happened.