课件37张PPT。Unit 8 Grammar A
Past continuous tenseStudying aims1.学会使用过去进行时。
2.掌握过去进行时与一般过去时
的区别。Tomplayfootball.isingLucy isreada book.ingWhat is Tom doing?What is Lucy doing?Revision: Present continuous tense
be (am/is/are) + verb-ing现在进行时Tomplayfootball.wasingLucy wasreada book.ingWhat was Tom doing at that moment?What was Lucy doing at 2:30 p.m. yesterday?Lead-in They watchingTV from 6 to 8.
wereThe twinsthinkwereing.What were they doing from 6 to 8 last night?What were the twins doing at this time yesterday?What were they doing?They were doing morning exercises at 9:05 yesterday morning.They were playing basketball at this time last Sunday.She was drinking milkat this time yesterday. at that time. She was playing computer games from 10 to 11 yesterday morning.He was reading newspaperThey were doing morning exercises at 9:05
yesterday morning. They were playing basketball at this time last Sunday.He was drinking milk at this time yesterday.Task1 Read and work out the ruleShe was reading newspaper from 10 to 11 yesterday morning.学生活动指导：1.大声朗读这些句子.
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。Past continuous tense
be (was/were) + verb-ing过去进行时 过去进行时(past continuous tense)
1.基本概念：表示过去某一时刻正在进行的动作或过去某一段时间内持续进行的动作
2 常用时间状语：
1)then, at this/that time, at 9.00 last night …
2) this morning, the whole day/morning, from 8-10pm last evening.… 过去进行时主要表示在过去某一时刻正
在进行的动作。
e.g. a) They were eating breakfast at 7:00
am yesterday.
b) I was writing a letter at this time
yesterday.
c) Five minutes ago, Danny was
looking out of the window and Suzy
was reading a book.2. 在过去某段时间一直在进行的动作
e.g. a) From 1983 to 1998, he was teaching
at Yale.
b) They were building a hall last
winter.
Practice1. I ----- the Internet when you saw me yesterday (search)I was searching the Internet when you saw me yesterday.2. He ---- the project (计划) with Jim at 8:00 last night. (discuss)He was discussing the project with Jim at 8:00 last night .Task2Practice They ---- a trip to Tangshan at this time yesterday .(plan)
They were planning a trip to Tangshan at this time yesterday .
Kitty ---- her homework from 7 to 9 last night . (do)
Kitty was doing her homework from 7 to 9 last night Task3 过去进行时的句式
1) 基本结构：was/were + Ving
2) 肯定句: 主语 + was/ were + Ving
3) 否定句：was/were not + Ving
was not = wasn’t
were not = weren’t4) 疑问句：将 was/were 移到主语前
5) 特殊疑问句：疑问词 + was/were +主语 + Ving …?Was she talking at that time?
No, she was not talking at that time.No, they were not teaching English.Were they teaching English?Exercises:He was playing football on the play ground.（对划线部分提问）
My parents were playing computer games at that time.(改为否定句，一般疑问句，作否定回答)
The sun was shining brightly just now.(改为否定句,一般疑问句，作肯定回答。)A snowstorm hit Sunshine TownA snowstorm hit Sunshine Town. Mr. Wu is asking the students about it. Complete their conversation with the correct forms of the verbs in brackets. Task 4Mr. Wu: What a terrible snowstorm! It started at about seven this morning . I ___________ (read) the newspaper then. What _____ you ______ (do), Simon?
Simon: I ___________ (have) breakfast.
Mr. Wu: What about you, Millie?was reading were doingwas havingMillie: I ____________ (walk) to the bus stop. Sandy, I saw you and your parents standing on the side of the road. _____ you _______ (wait) for a taxi?
Sandy: Yes. My dad’s car broke down because of the cold weather. He ___________ (ring) someone to come and help when you saw me. was walkingWere waitingwas ringing 过去进行时与一般过去时的区别(1)
过去进行时着重描述当时正在进行的动作，它的特点是：未完成，强调过程；
一般过去时表示一个已经完成的动作，表示动作发生过，而且已经结束了，强调结果。
Task 5Mary __________?a dress when she cut her finger.
A. made?????????? B. is making
C. was making??? ?D. makes was making表示正在做衣服的过程，如用made则表示这一动作已结束，做衣服的动作已结束与cut her finger就没有联系。2. He _____(write) a letter，then went to bed． wrotewrote表示动作已结束，做另一件事，如用
was writing就与went to bed在逻辑上相矛盾。3. I’m sorry you missed the bus. It ______(leave) 5minutes ago． (2006年徐州)left4. Mr John, we find your watch.
-Thank you! Where __________ (find) it? （2006年绍兴）did you find过去进行时与一般过去时的区别(2)
1过去进行时侧重表示动作的延续；
2一般过去时表示过去某时发生过某事.He __________ all night last night.?
(生动的描写，他一直写……)
He _____ something last night．
(说明他写了……的事实)was writingwrote注：下列几类动词通常不用于进行时。
① 表示状态的动词be；
② 感官动词：feel，hear，sound，look，smell，taste，等；
③ 表示思维或心理状态的动词：
believe, forget，consider(认为)，
know，remember，hope，wish，want等； ④ 表示所属关系的动词： belong，have，own，hold（容纳）等。We use the past continuous tense to talk about things that were happening at a particular time in the past.Past continuous tense 过去进行时堂清知识过去进行时表示在过去某一时刻或某一段时间内正在进行或发生的动作。
形式为was /were + V-ing。
常与表示过去的时间状语连用，如：last night, last Saturday等；或者与when, while, as引导的过去时间状语连用。当堂检测 用括号内词的适当形式填空What _________you _______(do) at this time yesterday.
He ___________(watch) TV from 8p.m. to 10p.m.
I ____________(play) piano.
3. John __________(fly) kites in the park at 9a.m. yesterday morning.
4.Sandy ___________(call) Daniel at that time.
5.He ____________(read) while his brother _________(watch) TV.
6.They __________ (chat) when their teacher _______(come) into the classroom.
weredoingwas watchingwas playingwas flyingwas callingwas readingwas watchingwere chattingcame7.What ______ your brother ________ (do) at
nine o’clock last night?
8. They ______________ (listen) to music at that
time.
9. When I saw him, he _____________ (search)
the Internet.
10. They ______________ (discuss) a problem
in the meeting room at this time yesterday.
11. ______ Amy ________ (visit) the Science
Museum from 9:00 a.m. to 11:00 a.m. yesterday?
wasdoingwere listeningwas searchingwere discussingWasvisitingThank you!^-^课件25张PPT。Unit 8 Grammar BStudying aims1.学会使用过去进行时。
2.学会使用when、while 和as。
Look at the pictures and answer the questions. Lead-inWhat was the rabbit doing just now?
What was the pig doing just now?
He was jumping just now.He was dancing just now.The rabbit was jumping while the pig was dancing.The worm was eating while the dog was reading.Two long actions went on at the same time.We were clapping our hands while the teachers were walking across the park.The rabbit was jumping while the pig was dancing.
The worm was eating while the dog was reading.
While the pig was dancing, the rabbit was jumping.While the dog was reading, the worm was eating.如: 昨晚当我到家的时候，妈妈和爸爸正在看
电视。
刚才当老师走进教室的时候，学生们正在读书。 有时为了句子表达的需要，我们可以用复合句来表达过去进行时。My parents were watching TV when I arrived
home last night.
Students were reading when the teacher came
in just now.
while, when and as 都表示“当……的时
候”。
e.g. I was sleeping when the earthquake started.
People were running in all directions while pieces of glass and bricks were falling down.
As I was trying to find my way out, I suddenly heard some noise above me. Using while, when and as.1. 当连接同时发生的两个延续性长动作时，常用while引导。
e.g. While I was watching TV, he
was listening to music.
Millie was reading a book while
Eddie was sleeping.Task1 Discuss and work out the rules. 2. 如果短暂性的动作是主句时，我们可
以用when, while 或 as 引导。
e.g. When/while/as Millie was watching TV, Andy came into the room.
3. 如果延续性的动作是主句时，我们经
常用when 来连接。
e.g. Millie was watching TV when Andy came into the room.4. 如果两个短暂性的动作同时发生，我
们通常用as 连接。
e.g. As Millie sat down on the sofa, Andy
came into the room.
注：当一个短暂性动作发生的同时伴随
着一个延续性的动作，这时我们通
常用过去进行时来表示延续性的动
作，用一般过去时来表示短暂性的
动作。when ,while 的区别I was reading when you came in.
I was reading when you were sleeping.
When引导的时间状语从句，谓语是延续性的，或者短暂性的。通常用一般过去时，也可以用进行时。
when while 的区别
My mother was watching TV while I was doing my homework.
He was taking a shower while his wife was talking on the phone.
while引导的时间状语从句，谓语动词只能是延续性的，通常用进行时。
The teacher came in ____ students were talking noisily.
=The students were talking noisily ___ the teacher came in.
whenwhilewhen 后通常加短暂性动词，如：arrive, come in,
get up, open, close, finish, begin, come, go,
arrive, reach, get to, leave, move, borrow, buy, die, knock 等
While后通常加延续性动词, 如：live, run, stay,
clean, play, hold, watch, teach, read, study,
teach, eat, drink, write, dance, sing, smoke
等 巩固练习
My wallet dropped on the ground _______ I
was running.
2. __________ I was falling asleep, there was
a loud knock on the door.
3. __________ he was reading, an
earthquake started.
4. Were the students listening to the teacher carefully __________ the teacher was giving
a lesson?
5. __________ the telephone rang, I became nervous.while When While while When Task2Playing in the snowSome Class 1, Grade 8 students went to play in the snow. Complete the sentences with the correct forms of the verbs in blanks. Use when, while and as to connect the sentences.Task3_______ Simon _________ (arrive), Amy ___________ (get) some snow from the ground.
2. _______________ Suzy and Kitty ____________ (build) a snowman, Millie ___________ (take) photos.
3. Daniel _______ (fall) over _____________ he ____________ (make) a big snowball.Whenarrivedfellwhile/as/whenwas makingWhen/While/Aswere buildingwas takingwas getting4. Peter __________ (hide) behind a tree ______ a snowball ____ (hit) him.
5. ______________ Millie and her classmates ____________ (play) in the snow, Andy ____ (run) towards them.were playingWhen/While/Asranwas hidingwhenhit堂清知识Using while, when and as.1. I _________ my homework when Mike
_____ last night.
? 昨天晚上迈克来的时候我正在写作业。
?2. While Ann ______________ TV, her
father _________ home.
? 安正在看电视时，她父亲回来了。was doingcamewas watchingreturnedExercises当堂检测4. She ______________ the room when I
____ to see her.
? 我去看她的时候她不是在打扫房间。
5. I ____________ my vocation in
England (at) this time last summer.
? 去年夏天的这个时候我正在英国度假。wasn’t cleaningwentwas spending?3. What were you doing when I
________ at the door?
? 我敲门的时候你在干什么？knocked6. Mary ___________ while Peter
___________ the piano.
? Mary在跳舞，而Peter在弹钢琴。
7. They ____________ the newspaper
when I __________ the room.
? 我走进屋子时他们正在看报纸。
8. What _____ you _______ at five
yesterday afternoon?
? 昨天下午5点你在做什么？was dancingwas playingwere readingwalked intoweredoing Remember the new words in this lesson. 2. Do the exercises on the workbook.Thank you!电子备课格式（最新）
课 题
8AUnit8 Grammar A
主 备
王颖
主核
赵玉宇
使用者
武传虎
课 型
New
使用日期
2015.1
【学习目标】
1.学会使用过去进行时。
2.掌握过去进行时与一般过去时
的区别。
第一次集体备课（通案）
第二次备课（个案）
【导入新课】
Revision:
What is Tom doing?
What is Lucy doing?
现在进行时
Present continuous tense
be (am/is/are) + verb-ing
Lead-in
What was Tom doing at that moment?
What was Lucy doing at 2:30 p.m. yesterday?
What were they doing from 6 to 8 last night?
What were the twins doing at this time yesterday?
【板书课题】8AUnit8 GrammarA
【学习目标】
1.学会使用过去进行时。
2.掌握过去进行时与一般过去时
的区别。
【自学指导】
Task1 Read and work out the rule
They were doing morning exercises at 9:05
yesterday morning.
They were playing basketball at this time last Sunday.
He was drinking milk at this time yesterday.
She was reading newspaper from 10 to 11 yesterday morning.
学生活动指导：1.大声朗读这些句子.
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。
Sum up:
Past continuous tense
be (was/were) + verb-ing
过去进行时(past continuous tense)
1.基本概念：表示过去某一时刻正在进行的动作或过去某一段时间内持续进行的动作
2 常用时间状语：
1)then, at this/that time, at 9.00 last night …
2) this morning, the whole day/morning, from 8-10pm last evening.…
Task2
Practice
1. I ----- the Internet when you saw me yesterday (search)
2. He ---- the project (计划) with Jim at 8:00 last night. (discuss)
3.They ---- a trip to Tangshan at this time yesterday .(plan)
Kitty ---- her homework from 7 to 9 last night . (do)
Task3 过去进行时的句式
1) 基本结构：was/were + Ving
2) 肯定句: 主语 + was/ were + Ving
3) 否定句：was/were not + Ving
was not = wasn’t
were not = weren’t
Task 4 Finish in the blanks.
Mr. Wu: What a terrible snowstorm! It started at about seven this morning . I ___________ (read) the newspaper then. What _____ you ______ (do), Simon?
Simon: I ___________ (have) breakfast.
Mr. Wu: What about you, Millie?
Millie: I ____________ (walk) to the bus stop. Sandy, I saw you and your parents standing on the side of the road. _____ you _______ (wait) for a taxi?
Sandy: Yes. My dad’s car broke down because of the cold weather. He ___________ (ring) someone to come and help when you saw me.
Task 5
过去进行时与一般过去时的区别(1)
过去进行时着重描述当时正在进行的动作，它的特点是：未完成，强调过程；
一般过去时表示一个已经完成的动作，表示动作发生过，而且已经结束了，强调结果。
过去进行时与一般过去时的区别(2)
1过去进行时侧重表示动作的延续；
2一般过去时表示过去某时发生过某事.
【堂清知识】
Past continuous tense 过去进行时
过去进行时表示在过去某一时刻或某一段时间内正在进行或发生的动作。
形式为was /were + V-ing。
【当堂检测】
What _________you _______(do) at this time yesterday.
He ___________(watch) TV from 8p.m. to 10p.m.
I ____________(play) piano.
3. John __________(fly) kites in the park at 9a.m. yesterday morning.
4.Sandy ___________(call) Daniel at that time.
5.He ____________(read) while his brother _________(watch) TV.
6.They __________ (chat) when their teacher _______(come) into the classroom.
7.What ______ your brother ________ (do) at
nine o’clock last night?
8. They ______________ (listen) to music at that
time.
9. When I saw him, he _____________ (search)
the Internet.
10. They ______________ (discuss) a problem
in the meeting room at this time yesterday.
11. ______ Amy ________ (visit) the Science
Museum from 9:00 a.m. to 11:00 a.m. yesterday?
Ss look and say.
Ss look and say.
Read and work out the rule
学生活动指导：1.大声朗读这些句子.
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。
学生活动指导：1.大声朗读这些句子.
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。
日清内容
1. 当发生地震时，我正在睡觉。
I ______ _______ when the earthquake __________.
2．当玻璃、瓦片往下掉的时候，人们正慌乱地跑着。
People _______ __________ in all directions while pieces of glass and bricks ________ ________ down.
3．我正在寻找出路时，突然我听到头顶上有声音。
As I ________ ________ to find my way out, I suddenly ________ some noise above me.
第三次备课（反思）
得：本节课重点讲解过去进行时，学生通过小组合作，整体掌握不错。
失：少数学生把过去进行时和一般过去时混淆。
改：多做练习巩固。
电子备课格式（最新）
课 题
8AUnit8 Grammar B
主 备
王颖
主核
赵玉宇
使用者
武传虎
课 型
New
使用日期
2015.1
【学习目标】
1.学会使用过去进行时。
2.学会使用when、while 和as。
第一次集体备课（通案）
第二次备课（个案）
【导入新课】Lead-in
Look at the pictures and answer the questions.
What was the rabbit doing just now?
What was the pig doing just now?
The worm was eating while the dog was reading.
【板书课题】8AUnit8 Grammar B
【学习目标】
1.学会使用过去进行时。
2.学会使用when、while 和as。
【自学指导】
Task1 Read and work out the rule
学生活动指导：1.大声朗读这些句子.
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。
Sum up:
1. 当连接同时发生的两个延续性长动作时，常用while引导。
e.g. While I was watching TV, he
was listening to music.
Millie was reading a book while
Eddie was sleeping.
2. 如果短暂性的动作是主句时，我们可
以用when, while 或 as 引导。
e.g. When/while/as Millie was watching TV, Andy came into the room.
3. 如果延续性的动作是主句时，我们经
常用when 来连接。
e.g. Millie was watching TV when Andy came into the room.
4. 如果两个短暂性的动作同时发生，我
们通常用as 连接。
e.g. As Millie sat down on the sofa, Andy
came into the room.
注：当一个短暂性动作发生的同时伴随
着一个延续性的动作，这时我们通
常用过去进行时来表示延续性的动
作，用一般过去时来表示短暂性的
动作。
Task2 when ,while 的区别
When引导的时间状语从句，谓语是延续性的，或者短暂性的。通常用一般过去时，也可以用进行时。
My mother was watching TV while I was doing my homework.
He was taking a shower while his wife was talking on the phone.
while引导的时间状语从句，谓语动词只能是延续性的，通常用进行时。
The teacher came in ____ students were talking noisily.
=The students were talking noisily ___ the teacher came in.
when 后通常加短暂性动词，如：arrive, come in,
get up, open, close, finish, begin, come, go,
arrive, reach, get to, leave, move, borrow, buy, die, knock 等
While后通常加延续性动词, 如：live, run, stay,
clean, play, hold, watch, teach, read, study,
teach, eat, drink, write, dance, sing, smoke…
Task3
Playing in the snow
Some Class 1, Grade 8 students went to play in the snow. Complete the sentences with the correct forms of the verbs in blanks. Use when, while and as to connect the sentences.
【堂清知识】
when、while 和as的用法。
【当堂检测】
巩固练习
My wallet dropped on the ground _______ I
was running.
2. __________ I was falling asleep, there was
a loud knock on the door.
3. __________ he was reading, an
earthquake started.
4. Were the students listening to the teacher carefully __________ the teacher was giving
a lesson?
5. __________ the telephone rang, I became nervous.
Ss look and say.
Ss look and say.
Read and work out the rule
学生活动指导：1.大声朗读这些句子.
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。
学生活动指导：1.大声朗读这些句子.
2.小组讨论，找出规律 。
3.学生展示，回答正确加2分。
日清内容
. I _________ my homework when Mike
_____ last night.
? 昨天晚上迈克来的时候我正在写作业。
?2. While Ann ______________ TV, her
father _________ home.
? 安正在看电视时，她父亲回来了。
3. What were you doing when I
________ at the door?
? 我敲门的时候你在干什么？
4. She ______________ the room when I
____ to see her.
? 我去看她的时候她不是在打扫房间。
5. I ____________ my vocation in
England (at) this time last summer.
? 去年夏天的这个时候我正在英国度假
第三次备课（反思）
得：本节课重点讲解when、while 和as的用法区别。
，学生通过小组合作，整体掌握不错。
失：少数学生把when、while 和as的用法混淆。
改：多做练习巩固。
