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外研版 (2019)选择性必修 第四册Unit 5 Into the unknown优秀ppt课件
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这是一份外研版 (2019)选择性必修 第四册Unit 5 Into the unknown优秀ppt课件，共32页。PPT课件主要包含了目录页，contents，节奏韵律，总共达到，然而不过，abandoned，做出惊人的发现， 与相符相当于， 被环绕着，把应用等内容，欢迎下载使用。
Pre-reading
Language pints
Fast reading
Intensive reading
Pst-reading
Listening & speaking
Read the passage and answer the questins.
Listening & speaking
Of all the wrkings f the human bdy, there is ne rgan that prduces the mst intrigue amngst scientists. The brain is the centre f the nervus system and cntrls mst f the bdy’s activities. Interestingly, it is the back part f the brain that is invlved with ur visin. The sides f the brain are invlved in memry, speech and rhythm.
激起……的兴趣；引发……的兴趣
Althugh the brain amunts t nly abut 2% f ttal bdy weight, it uses up t 20% f the bdy’s energy — mre than any ther rgan. Scientists have been cnducting research in rder t seek greater understanding f the brain, especially since the 1950s. Nevertheless, there is still a lng way t g befre we can cmpletely understand the wrkings f this cmplex rgan.
1. What functins f the brain are mentined in the passage?2. What is the current research situatin cncerning the brain?3. D yu knw any ther interesting facts abut the brain? Share them with the class.
1. What functins f the brain are mentined in the passage?
The brain functins mentined include its being the centre f the nervus system and cntrlling mst f the bdy’s activities, including visin, memry, speech and rhythm.
2. What is the current research situatin cncerning the brain?
There is still a lng way t g befre we can cmpletely understand the wrkings f the brain.
3. D yu knw any ther interesting facts abut the brain? Share them with the class.
Listen t the interview and chse the tpic discussed.
1. Methds t keep the brain healthy and active.2. Sleep-related mysteries. 3. Ways f imprving sleep quality.4. Methds f interpreting dreams.
Listen again and cmplete the table.
rest and d maintenance
makes lts f pisnus chemicals
remve these chemicals
remain active
the mst imprtant reasn
New cnnectins are frmed between different parts
uses them t frm new memries
sleep is necessary t this functin
Why d sme peple dream in clur andthers dn’t?
Nw use the infrmatin in the table t give alecture t the class. D further research if necessary.
Cmplete the bxes with the expressins frm the interview.
Culd yu tell us smething abut It’s because ... ... prve that ...
What ther reasns culd there be fr it? Wuld yu tell us mre abut …?
What ther reasns culd there be fr it?
Asking fr mre infrmatin Explaining
Culd yu tell us smething abut ther reasns culd there be fr it?Wuld yu tell us mre abut …?
It’s because prve that …
Wrk in grups. Talk abut the investigatins int anther scientific mystery using the wrds and expressins in this sectin. D further research if necessary.
Nw talk abut hw effectively yu and yur grup have used the wrds and expressins yu have learnt in this sectin and suggest ways t imprve.
1. abandn v. 离弃；逃离
abandn sth. / ding sth. 放弃某事（物）/ 做某事abandn neself t sth. / ding sth. 陷入； 沉浸于abandned adj. 被遗弃的；被离弃的
1）科学家被迫放弃对这个问题的研究。
The scientist was frced t _______________________ n the prblem.
abandn ding the research
2）在成功的路上有那么多的障碍, 他几乎陷入绝望。
With s many bstacles n his way t success, he almst _________________________.
abandned himself t despair
He cllected mre than 7 millin ___________ bricks f different ages.
3）他收集了七百万不同年代废弃的砖块。
2. dismiss v. 拒绝考虑；否定；(从头脑中)去除；解雇
dismiss … as ... 把……当作……予以否定dismiss … frm … (从头脑中)去除；从……解雇
1）她声称自己被无理免职。
She claims she _________________________ her pst.
was unfairly dismissed frm
2) 素食主义者不再被当作怪人。
Vegetarians ________________________ cranks.
are n lnger dismissed as
1. make an incredible discvery ____________________ 2. crrespnd t ____________________ 3. be surrunded by ____________________ 4. apply … t ____________________ 5. at its peak ____________________
6. play a part in __________________ 7. a cuple f __________________ 8. lead t __________________ 9. the dwnfall f the city __________________ 10. fall int ruin __________________
1. Intrigued by Maya civilisatin frm a very yung age, 15-year-ld Canadian William Gadury thught he had made an incredible discvery frm his study f ancient star charts.
原因状语 被……所吸引
Intrigued by the heated debate, he kept watching fr tw hurs.
他被这场激烈的辩论吸引住了，一直看了两个小时。
Paraphrase: Fifteen-year-ld Canadian William Gadury was fascinated by Maya civilisatin frm a very yung age, and he thught he had discvered smething amazing while studying ancient star charts.
2. On tp f all this was an achievement unique in the Americas at that time: a true writing system.
He gets cmmissin n tp f his salary.
他除了薪水之外还拿佣金。
Paraphrase: In additin t all this, the Maya established a true writing system, which was an achievement unique in the Americas at that time.
3. It was a writing system s cmplicated that, s far, n ne has been able t interpret it cmpletely.
修饰 a writing system
Paraphrase: It was a writing system which was s cmplex that, s far, n ne has been able t fully understand it.
4. Sme recent studies have fund that there were far fewer trpical cyclnes than usual between 700 AD and 1000 AD.
I think his effrt at schl is far frm enugh.
1）看！这个男孩比他爸爸高的多。
Paraphrase: The number f trpical cyclnes has been shwn by sme recent studies t be a lt lwer than usual in the perid frm 700 AD t 1000 AD.
Lk! The by is far taller than his dad.
2）我认为他在学校付出的努力远远不够。
5. Meanwhile, the rise and fall f this civilisatin must als leave us thinking abut ur wn past, present and future.
1) 由于不知道圣诞礼物来自哪里，他决定不拆开。
leave sb / sth ding sth 使某人/某物保持……状态
Withut knwing where the Christmas present was frm, he decided t leave it unpened.
2) 我进不了家，因为我把钥匙落在办公室了。
I can’t get int my huse because I have left my key at my ffice.
Pre-reading
Language pints
Fast reading
Intensive reading
Pst-reading
Listening & speaking
Read the passage and answer the questins.
Listening & speaking
Of all the wrkings f the human bdy, there is ne rgan that prduces the mst intrigue amngst scientists. The brain is the centre f the nervus system and cntrls mst f the bdy’s activities. Interestingly, it is the back part f the brain that is invlved with ur visin. The sides f the brain are invlved in memry, speech and rhythm.
激起……的兴趣；引发……的兴趣
Althugh the brain amunts t nly abut 2% f ttal bdy weight, it uses up t 20% f the bdy’s energy — mre than any ther rgan. Scientists have been cnducting research in rder t seek greater understanding f the brain, especially since the 1950s. Nevertheless, there is still a lng way t g befre we can cmpletely understand the wrkings f this cmplex rgan.
1. What functins f the brain are mentined in the passage?2. What is the current research situatin cncerning the brain?3. D yu knw any ther interesting facts abut the brain? Share them with the class.
1. What functins f the brain are mentined in the passage?
The brain functins mentined include its being the centre f the nervus system and cntrlling mst f the bdy’s activities, including visin, memry, speech and rhythm.
2. What is the current research situatin cncerning the brain?
There is still a lng way t g befre we can cmpletely understand the wrkings f the brain.
3. D yu knw any ther interesting facts abut the brain? Share them with the class.
Listen t the interview and chse the tpic discussed.
1. Methds t keep the brain healthy and active.2. Sleep-related mysteries. 3. Ways f imprving sleep quality.4. Methds f interpreting dreams.
Listen again and cmplete the table.
rest and d maintenance
makes lts f pisnus chemicals
remve these chemicals
remain active
the mst imprtant reasn
New cnnectins are frmed between different parts
uses them t frm new memries
sleep is necessary t this functin
Why d sme peple dream in clur andthers dn’t?
Nw use the infrmatin in the table t give alecture t the class. D further research if necessary.
Cmplete the bxes with the expressins frm the interview.
Culd yu tell us smething abut It’s because ... ... prve that ...
What ther reasns culd there be fr it? Wuld yu tell us mre abut …?
What ther reasns culd there be fr it?
Asking fr mre infrmatin Explaining
Culd yu tell us smething abut ther reasns culd there be fr it?Wuld yu tell us mre abut …?
It’s because prve that …
Wrk in grups. Talk abut the investigatins int anther scientific mystery using the wrds and expressins in this sectin. D further research if necessary.
Nw talk abut hw effectively yu and yur grup have used the wrds and expressins yu have learnt in this sectin and suggest ways t imprve.
1. abandn v. 离弃；逃离
abandn sth. / ding sth. 放弃某事（物）/ 做某事abandn neself t sth. / ding sth. 陷入； 沉浸于abandned adj. 被遗弃的；被离弃的
1）科学家被迫放弃对这个问题的研究。
The scientist was frced t _______________________ n the prblem.
abandn ding the research
2）在成功的路上有那么多的障碍, 他几乎陷入绝望。
With s many bstacles n his way t success, he almst _________________________.
abandned himself t despair
He cllected mre than 7 millin ___________ bricks f different ages.
3）他收集了七百万不同年代废弃的砖块。
2. dismiss v. 拒绝考虑；否定；(从头脑中)去除；解雇
dismiss … as ... 把……当作……予以否定dismiss … frm … (从头脑中)去除；从……解雇
1）她声称自己被无理免职。
She claims she _________________________ her pst.
was unfairly dismissed frm
2) 素食主义者不再被当作怪人。
Vegetarians ________________________ cranks.
are n lnger dismissed as
1. make an incredible discvery ____________________ 2. crrespnd t ____________________ 3. be surrunded by ____________________ 4. apply … t ____________________ 5. at its peak ____________________
6. play a part in __________________ 7. a cuple f __________________ 8. lead t __________________ 9. the dwnfall f the city __________________ 10. fall int ruin __________________
1. Intrigued by Maya civilisatin frm a very yung age, 15-year-ld Canadian William Gadury thught he had made an incredible discvery frm his study f ancient star charts.
原因状语 被……所吸引
Intrigued by the heated debate, he kept watching fr tw hurs.
他被这场激烈的辩论吸引住了，一直看了两个小时。
Paraphrase: Fifteen-year-ld Canadian William Gadury was fascinated by Maya civilisatin frm a very yung age, and he thught he had discvered smething amazing while studying ancient star charts.
2. On tp f all this was an achievement unique in the Americas at that time: a true writing system.
He gets cmmissin n tp f his salary.
他除了薪水之外还拿佣金。
Paraphrase: In additin t all this, the Maya established a true writing system, which was an achievement unique in the Americas at that time.
3. It was a writing system s cmplicated that, s far, n ne has been able t interpret it cmpletely.
修饰 a writing system
Paraphrase: It was a writing system which was s cmplex that, s far, n ne has been able t fully understand it.
4. Sme recent studies have fund that there were far fewer trpical cyclnes than usual between 700 AD and 1000 AD.
I think his effrt at schl is far frm enugh.
1）看！这个男孩比他爸爸高的多。
Paraphrase: The number f trpical cyclnes has been shwn by sme recent studies t be a lt lwer than usual in the perid frm 700 AD t 1000 AD.
Lk! The by is far taller than his dad.
2）我认为他在学校付出的努力远远不够。
5. Meanwhile, the rise and fall f this civilisatin must als leave us thinking abut ur wn past, present and future.
1) 由于不知道圣诞礼物来自哪里，他决定不拆开。
leave sb / sth ding sth 使某人/某物保持……状态
Withut knwing where the Christmas present was frm, he decided t leave it unpened.
2) 我进不了家，因为我把钥匙落在办公室了。
I can’t get int my huse because I have left my key at my ffice.
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