牛津译林版八年级上Unit 8 Natural disasters grammar课件（共29张PPT）
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| 名称 | 牛津译林版八年级上Unit 8 Natural disasters grammar课件（共29张PPT） |
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| 格式 | zip | ||
| 文件大小 | 192.3KB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 牛津译林版 | ||
| 科目 | 英语 | ||
| 更新时间 | 2016-10-08 00:00:00 | ||
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课件29张PPT。Unit 8 Grammar A
Past continuous tense预习导学（1）：复习现在进行时
1.现在进行时表示 ,也可表
示当前一段时间内的活动或现阶段 的动作．
2.现在进行时的基本结构:
3.常见现在进行时的时间状语：
be (am/is/are) +动词 ing说话时正在进行或发生的动作正在进行listen！ look！ right now, while, now, these days ，at the moment change rules:动名词的规则变化
1 一般情况下，直接在动词后加－ing （现在进行时）work working study - studying
2 动词以不发音的－e结尾，要去－e加－ing take - taking make - making
3 重读闭音节的动词，要双写词尾字母，再加－ing cut - cutting put begin
4 以－ie结尾的动词，把ie变成y再加－ing lie - lying tie - tyingComplete following exercises:用所给的动词的正确形式填空：
1.The boy __________________ ( draw)a picture now.
2. Listen .Some girls __________( sing)in the classroom .
3. My mother ____________ ( cook )some nice food now.
4. What _____ you ______ ( do ) now?
5. Look . They _____________( have) an English lesson .
6.They ____________(not ,water) the flowers now.
is drawingare singingis cookingaredoingare havingaren’t watering预习导学（2）：Review some sentences in Reading:
1.当地震开始的时候，我正在睡觉。
I was sleeping when the earthquake
started.
2.碎玻璃和碎砖块纷纷掉落下来，人们四处逃散。
Outside, people were running in all directions while pieces of glass and bricks were falling down.
3.我很紧张，心跳加速。
I felt nervous and my heart was
beating fast. Look at the following sentences carefully. Pay attention to the colored parts. 1.I was sleeping when the earthquake
started.
2.Outside, people were running in all directions while pieces of glass and bricks were falling down.
3.I felt nervous and my heart was
beating fast.学习目标：1.掌握过去进行时的概念和结构
2.熟练掌握过去进行时常用的时间状语
3.能够正确区分过去进行时与一般过去时What was Timmy doing when the earthquake started ?
He was sleeping when it started .
was sleeping Why don’t we use “is doing”?
Because we talk about things that happen in the past (在过去) not now.过去正在进行when it started (过去的时间点）I was playing computer games the whole morning.
整个上午我都在玩游戏
was playing 正在玩（一直进行）the whole morning过去的某一段时间小组讨论：Task（1）:
1.过去进行时的意义
2.过去进行时的基本结构
基本概念：表示过去某一时刻正在进行的动作以及过去某一段时间内持续进行的动作was/were +Ving
am/ is ---was
are---were
change rules:动名词的规则变化
1 一般情况下，直接在动词后加－ing （现在进行时）work working study - studying
2 动词以不发音的－e结尾，要去－e加－ing take - taking make - making
3 重读闭音节的动词，要双写词尾字母，再加－ing cut - cutting put begin
4 以－ie结尾的动词，把变成y再加－ing lie - lying tie - tyingWhat were you doing at 7 o’clock last night? I was doing some housework.I was having dinner.Exercisedo houseworkhave dinnerWhat were you doing between 7 o’clock and 9 o’clock yesterday?I was doing my homework.I was watching TV.do homeworkWhat was your father doing when you came back home yesterday?He was cooking.What was your brother doing
when you saw him yesterday?He was playing computer
games.What were they doing at that time last week?They were shopping.How about them?They were having a picnic.have a picnicPractice1. 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 .用过去进行时填空Practice 3. They ---- a trip to Tangshan at this time yesterday .(plan)
They were planning a trip to Tangshan at this time yesterday .
4. Kitty ---- her homework from 7 to 9 last night . (do)
Kitty was doing her homework from 7 to 9 last night I was searching the Internet when you saw me yesterday.
They were planning a trip to Tangshan at this time yesterday .
Kitty was doing her homework from 7 to 9 last night.
He was discussing the project with Jim at 8:00 last night .
Sum up:过去进行时常用的时间状语：
1)then, at this time yesterday,
at that time/moment
at+过去的某一个时间点
2) the whole day/morning, from 8-10pm last eveningTask(2) I was sleeping at 10p.m. last night.
否定句：
一般疑问句：
肯定回答：
否定回答：
I was not sleeping at 10p.m. last night.Were you sleeping at 10p.m. last night?Yes, I was.No, I wasn’t.过去进行时的句式
（1）基本结构：was/were + v-ing
（2）否定式： was/were not + v-ing
was not = wasn’t
were not = weren’t
（3）一般疑问句： was/were+主语+V-ing
（4）特殊疑问句： wh-+was/ were +主语+V-ingExercises:He was playing football on the play ground.（对划线部分提问）
Where was he playing football?
My parents were playing computer games at that time.(改为否定句)
My parents were not playing computer games.
The sun was shining brightly at this time yesterday.(一般疑问句，作肯定回答)
Was the sun shining brightly at this time yesterday? Yes, it was. 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?was readingwerewas havingdoingMillie: 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 us.was ringingWerewaitingwas walking 过去进行时与一般过去时的区别
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；
2. 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
1.Mary __________?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)leftleave 的动作已经完成，强调结果用括号内词的适当形式填空What _________you _______(do) at this time yesterday.
2.John _____________(fly) kites in the park at 9a.m. yesterday morning.
3.My?good?friend?__________?(give)?me?a?nice?birthday?present?last?week.?
4.Sandy _______________(call) Daniel at that time
5.My?cousin?_________(be)?born?in?Shanghai?5?years?ago.
6.He?_________(go) to the library yesterday.?
7.They ________________ (chat) when their teacher came into the classroom.
weredoingwas flyingwas callingwere chatting gavewaswentHomework1.完成导学案P171-172
2.预习“Using when, while and as” Thank you!^-^
Past continuous tense预习导学（1）：复习现在进行时
1.现在进行时表示 ,也可表
示当前一段时间内的活动或现阶段 的动作．
2.现在进行时的基本结构:
3.常见现在进行时的时间状语：
be (am/is/are) +动词 ing说话时正在进行或发生的动作正在进行listen！ look！ right now, while, now, these days ，at the moment change rules:动名词的规则变化
1 一般情况下，直接在动词后加－ing （现在进行时）work working study - studying
2 动词以不发音的－e结尾，要去－e加－ing take - taking make - making
3 重读闭音节的动词，要双写词尾字母，再加－ing cut - cutting put begin
4 以－ie结尾的动词，把ie变成y再加－ing lie - lying tie - tyingComplete following exercises:用所给的动词的正确形式填空：
1.The boy __________________ ( draw)a picture now.
2. Listen .Some girls __________( sing)in the classroom .
3. My mother ____________ ( cook )some nice food now.
4. What _____ you ______ ( do ) now?
5. Look . They _____________( have) an English lesson .
6.They ____________(not ,water) the flowers now.
is drawingare singingis cookingaredoingare havingaren’t watering预习导学（2）：Review some sentences in Reading:
1.当地震开始的时候，我正在睡觉。
I was sleeping when the earthquake
started.
2.碎玻璃和碎砖块纷纷掉落下来，人们四处逃散。
Outside, people were running in all directions while pieces of glass and bricks were falling down.
3.我很紧张，心跳加速。
I felt nervous and my heart was
beating fast. Look at the following sentences carefully. Pay attention to the colored parts. 1.I was sleeping when the earthquake
started.
2.Outside, people were running in all directions while pieces of glass and bricks were falling down.
3.I felt nervous and my heart was
beating fast.学习目标：1.掌握过去进行时的概念和结构
2.熟练掌握过去进行时常用的时间状语
3.能够正确区分过去进行时与一般过去时What was Timmy doing when the earthquake started ?
He was sleeping when it started .
was sleeping Why don’t we use “is doing”?
Because we talk about things that happen in the past (在过去) not now.过去正在进行when it started (过去的时间点）I was playing computer games the whole morning.
整个上午我都在玩游戏
was playing 正在玩（一直进行）the whole morning过去的某一段时间小组讨论：Task（1）:
1.过去进行时的意义
2.过去进行时的基本结构
基本概念：表示过去某一时刻正在进行的动作以及过去某一段时间内持续进行的动作was/were +Ving
am/ is ---was
are---were
change rules:动名词的规则变化
1 一般情况下，直接在动词后加－ing （现在进行时）work working study - studying
2 动词以不发音的－e结尾，要去－e加－ing take - taking make - making
3 重读闭音节的动词，要双写词尾字母，再加－ing cut - cutting put begin
4 以－ie结尾的动词，把变成y再加－ing lie - lying tie - tyingWhat were you doing at 7 o’clock last night? I was doing some housework.I was having dinner.Exercisedo houseworkhave dinnerWhat were you doing between 7 o’clock and 9 o’clock yesterday?I was doing my homework.I was watching TV.do homeworkWhat was your father doing when you came back home yesterday?He was cooking.What was your brother doing
when you saw him yesterday?He was playing computer
games.What were they doing at that time last week?They were shopping.How about them?They were having a picnic.have a picnicPractice1. 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 .用过去进行时填空Practice 3. They ---- a trip to Tangshan at this time yesterday .(plan)
They were planning a trip to Tangshan at this time yesterday .
4. Kitty ---- her homework from 7 to 9 last night . (do)
Kitty was doing her homework from 7 to 9 last night I was searching the Internet when you saw me yesterday.
They were planning a trip to Tangshan at this time yesterday .
Kitty was doing her homework from 7 to 9 last night.
He was discussing the project with Jim at 8:00 last night .
Sum up:过去进行时常用的时间状语：
1)then, at this time yesterday,
at that time/moment
at+过去的某一个时间点
2) the whole day/morning, from 8-10pm last eveningTask(2) I was sleeping at 10p.m. last night.
否定句：
一般疑问句：
肯定回答：
否定回答：
I was not sleeping at 10p.m. last night.Were you sleeping at 10p.m. last night?Yes, I was.No, I wasn’t.过去进行时的句式
（1）基本结构：was/were + v-ing
（2）否定式： was/were not + v-ing
was not = wasn’t
were not = weren’t
（3）一般疑问句： was/were+主语+V-ing
（4）特殊疑问句： wh-+was/ were +主语+V-ingExercises:He was playing football on the play ground.（对划线部分提问）
Where was he playing football?
My parents were playing computer games at that time.(改为否定句)
My parents were not playing computer games.
The sun was shining brightly at this time yesterday.(一般疑问句，作肯定回答)
Was the sun shining brightly at this time yesterday? Yes, it was. 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?was readingwerewas havingdoingMillie: 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 us.was ringingWerewaitingwas walking 过去进行时与一般过去时的区别
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；
2. 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
1.Mary __________?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)leftleave 的动作已经完成，强调结果用括号内词的适当形式填空What _________you _______(do) at this time yesterday.
2.John _____________(fly) kites in the park at 9a.m. yesterday morning.
3.My?good?friend?__________?(give)?me?a?nice?birthday?present?last?week.?
4.Sandy _______________(call) Daniel at that time
5.My?cousin?_________(be)?born?in?Shanghai?5?years?ago.
6.He?_________(go) to the library yesterday.?
7.They ________________ (chat) when their teacher came into the classroom.
weredoingwas flyingwas callingwere chatting gavewaswentHomework1.完成导学案P171-172
2.预习“Using when, while and as” Thank you!^-^