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高中英语外研版必修3Module 4 Sandstorms in Asia授课课件ppt
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这是一份高中英语外研版必修3Module 4 Sandstorms in Asia授课课件ppt，共49页。PPT课件主要包含了Sandstorm，sandstorm ，buried，cycle， expert，citizen，dust，process，forecast，situation等内容，欢迎下载使用。
Mdule 4 Sandstrms in Asia
Intrductin and Reading
T learn abut sandstrms in AsiaT learn what cause the sandstrmT learn hw t prevent the sandstrm
Lk at the fllwing pictures. What happened in these pictures? Try t describe them.
There is a sandstrm and the sky is yellw. We can hardly see anything.
The sand almst buries the cars.
It is very frightening.
What is a sandstrm?
沙尘暴(sandstrm)是指强风把地面大量沙尘物质吹起并卷入空中，使空气特别混浊、水平能见度小于一百米的严重风沙天气现象。 Sandstrm is very frightening. When the sandstrm cmes, the wind blws strngly with lts f sand, s that we can hardly see anything. Why are there many sandstrms every year? It’s because peple cut dwn mre and mre trees and frests have gne. As a result, lts f gd land has becme deserts.
Lk at the picture belw. Cmplete the sentences using the crrect frm f these wrds.
There has been a __________. It __________ ________________ fr ten hurs and was very __________. The wind __________ the sand high arund the huses, and sme cars were almst cmpletely _________ by the sand.
has been blwing
frightening
has lasted /
blw bury frightening last (v.) sandstrm
Check the meaning f these wrds.
dig earthquake prtect sign the Pacific Ocean
3 Deserts are als created because peple cut dwn trees and dig up grass.4 Sandstrms frm Asia have blwn acrss the Pacific Ocean t America.5 Sandstrms can’t be prevented.6 The inland regin has mre sandstrms than the ne near the sea.
1 Sandstrms begin in desert areas.2 Deserts are created by climate changes.
Wrk in pairs. Discuss these statements and decide which statement is false.
majr sandstrm centers in China
1. What shuld yu d in a sandstrm t prtect yurself?2. Which d yu think is mre dangerus, an earthquake r a sandstrm? Say why.
3. Where in China d sandstrms begin?4. If yu are in a desert, what is the first sign f a sandstrm?5. Have yu ever been in a sandstrm? If yes, describe it t yur partner.
We shuldn’t g ut.We have t wear hds, masks and glasses.Cars slw dwn and have t turn n headlight.
What shuld we d in a sandstrm t prtect urselves:
The cause f sandstrm cutting dwn t many trees; desertificatin (沙漠化); high temperature and little rain; serius air and water pllutin; the grwing ppulatin f the wrld; imprper (不合适的) use f land; rapid spread f urbanizatin(都市化).
Match the wrds with the definitins.
1. t ride a bicycle ________2. smene wh knws a lt abut a particular subject __________
citizen cycle (v.) expert frecast dust prcess situatin survive
4. smene wh lives in a particular twn r cuntry __________
5. very small bits f dirt r earth, n the grund r in the air ________
3. things that happen ne after anther, and have a result _________
7. t say what will happen __________8. everything that is happening at a particular time __________
6. t cntinue t live after a difficult r dangerus situatin r event ________
Lk at the pht. Answer the questins.
2. What is the cyclist wearing and why?
1. What is happening?
There is a sandstrm blwing.
They’re wearing hds, masks and glasses t prtect themselves.
3. What d yu think happens t traffic in this situatin? Why?
It mves very slwly. Because it is nt clear t see everything n the rad and peple must take great care.
Stay at hme.
4. What d yu think experts advise peple t d in this situatin?
Read and match the main ideas with each paragraph.
A. the descriptin f sandstrmsB. the influence f sandstrms t Beijing.C. the measures the gvernment takes t prevent sandstrms
D. Sandstrms have been a majr disaster in Asia fr centuries.E. the suggestins the weather experts give t pepleF. the cause f the sandstrms in the nrthwest China.
Finish the infrmatin abut sandstrms.
Strng and ______ winds carrying sands
T ______ fr peple t see the sun, and strng enugh t mve sand dunes.
Mainly in Central Asia, Nrth America, Central Africa and _________.
Find these wrds in the passage. Chse the crrect answer.1. sand dunes mean _____ (a) plants grwing in sand (b) sand hills2. affect means _____ (a) t kill (b) t cause a change3. Yu wear a mask ver yur _____ (a) face(b) bdy4. strength is the nun f _____ (a) strng(b) Strange
I. Read the passage carefully and fill in the blanks.
thick dust
mre than 30 billin
II. Read Sandstrms in Asia again. Cmplete these sentences.
The winds in a sandstrm can smetimes ______________________________.2. When Ren Jianb was living in Inner Mnglia ________________________ ___________.
prevent yu frm seeing the sun
he experienced a terrible sandstrm
3. Sandstrms in China appear t have increased _______________________.4. Cutting dwn trees and digging up grass can _______________________________ ___________.
because f desertificatin
cause deserts and sandstrms t increase
5. Traffic mved very slwly because _____________________.6. The gvernment is planting trees t the west f Beijing t ____________ _____________________.
the drivers cannt see
prevent the desert cming nearer
III. Match the tw parts f the sentences. Sandstrms A. seem t have increased in recent years.2. The strng winds B. experienced a terrible sandstrm.3. Ren Jianb C. have been a majr disaster fr many cuntries.4. Sandstrms in China D. can mve sand dunes.
5. Desertificatin E. can tell peple that there will be a sandstrm in advance if any.6. The Chinese F. will cntinue planting Central Weather trees fr many years. Statin7. Weather experts G. is a prcess f land becming desert.8. The gvernment H. advise peple nt t g ut.
Ⅳ. Chse the best answers.
1. Sandstrms are strng winds carrying ___________ thrugh the air. A. dirt and mud B. rain and heat C. sand and dust D. clud and snw
2. What d the experts advise peple t d when a sandstrm arrives in the city? A. Dn’t g ut B. Dn’t wear masks. C. Dn’t g t wrk as usual. D. Dn’t ride bicycles
3. The factrs that cause land t be desert are ______. A. cutting dwn trees. B. digging up grass C. climate changes D. all f the abve
4. Frm the last paragraph we knw ____. A. the gvernment wn’t plant trees any mre in five years B. the distance between the desert and the center f Beijing is nly 250 kilmeters C. mre than 30 millin trees have been planted in Beijing D. the gvernment is taking measures t prevent sandstrms
Ⅴ. Cmplete these sentences using wrds frm Sandstrms in Asia. The first letter is prvided fr yu.
1. Weather experts have f_______ anther big sandstrm in a week’s time. 2. It’s f__________ t be utside in a sandstrm.
rightening
3. I was in a very big sandstrm sme years ag. Luckily, everyne s_______. 4. There’s a lt f d______ n the flr. We need t sweep it away. 5. Desertificatin is a lng p______ that takes many years.6. Many Beijing c______ cycle t wrk.
Chse the wrds frm the bx and make the summary cmplete. Sandstrms are strng 1. ________ winds carrying sand. They mainly ccurin Central Asia, Nrth America, Central Africa and 2. ________. Sandstrms canbe frightening.
strength, disappear, sky, dust, mask, Australia, dry
Ren Jianb frm Inner Mnglia thught he wuld 3. _________ under the sand when he was caught in ne as a child. They begin in desert areas, which are increasing in China due t desertificatin. T fight desertificatin, the gvernment has been planting trees. Sandstrms have becme a prblem in Beijing,
where they turn the 4. ________ range and cver the city in yellw-brwn 5. ________. Althugh the Chinese Central Weather Statin can frecast strms weeks in advance, their 6. ________ can be surprising. When they arrive peple are advised either nt t g ut r wear a 7. ________. Huang Xiamei wh lives in Beijing says it's difficult t breathe then and the dust makes her ill.
What measures shuld we take t prevent sandstrms?
Measures: 1. We shuld plant mre trees and grw mre grass.2. Cntrl air and water pllutin.3. Build green fences alng the desert. 4. Frecast sandstrm’s real time t prevent disaster.5. All cuntries shuld jin hands t prpse a plan in sandstrms cntrl and preventin.
What shuld we d t prevent sandstrms?
1. Find mre infrmatin abut sandstrms n the Internet r ther bks and write a shrt passage abut sandstrms. 2. Design a pster that encurages peple t prtect the envirnment.
Mdule 4 Sandstrms in Asia
Intrductin and Reading
T learn abut sandstrms in AsiaT learn what cause the sandstrmT learn hw t prevent the sandstrm
Lk at the fllwing pictures. What happened in these pictures? Try t describe them.
There is a sandstrm and the sky is yellw. We can hardly see anything.
The sand almst buries the cars.
It is very frightening.
What is a sandstrm?
沙尘暴(sandstrm)是指强风把地面大量沙尘物质吹起并卷入空中，使空气特别混浊、水平能见度小于一百米的严重风沙天气现象。 Sandstrm is very frightening. When the sandstrm cmes, the wind blws strngly with lts f sand, s that we can hardly see anything. Why are there many sandstrms every year? It’s because peple cut dwn mre and mre trees and frests have gne. As a result, lts f gd land has becme deserts.
Lk at the picture belw. Cmplete the sentences using the crrect frm f these wrds.
There has been a __________. It __________ ________________ fr ten hurs and was very __________. The wind __________ the sand high arund the huses, and sme cars were almst cmpletely _________ by the sand.
has been blwing
frightening
has lasted /
blw bury frightening last (v.) sandstrm
Check the meaning f these wrds.
dig earthquake prtect sign the Pacific Ocean
3 Deserts are als created because peple cut dwn trees and dig up grass.4 Sandstrms frm Asia have blwn acrss the Pacific Ocean t America.5 Sandstrms can’t be prevented.6 The inland regin has mre sandstrms than the ne near the sea.
1 Sandstrms begin in desert areas.2 Deserts are created by climate changes.
Wrk in pairs. Discuss these statements and decide which statement is false.
majr sandstrm centers in China
1. What shuld yu d in a sandstrm t prtect yurself?2. Which d yu think is mre dangerus, an earthquake r a sandstrm? Say why.
3. Where in China d sandstrms begin?4. If yu are in a desert, what is the first sign f a sandstrm?5. Have yu ever been in a sandstrm? If yes, describe it t yur partner.
We shuldn’t g ut.We have t wear hds, masks and glasses.Cars slw dwn and have t turn n headlight.
What shuld we d in a sandstrm t prtect urselves:
The cause f sandstrm cutting dwn t many trees; desertificatin (沙漠化); high temperature and little rain; serius air and water pllutin; the grwing ppulatin f the wrld; imprper (不合适的) use f land; rapid spread f urbanizatin(都市化).
Match the wrds with the definitins.
1. t ride a bicycle ________2. smene wh knws a lt abut a particular subject __________
citizen cycle (v.) expert frecast dust prcess situatin survive
4. smene wh lives in a particular twn r cuntry __________
5. very small bits f dirt r earth, n the grund r in the air ________
3. things that happen ne after anther, and have a result _________
7. t say what will happen __________8. everything that is happening at a particular time __________
6. t cntinue t live after a difficult r dangerus situatin r event ________
Lk at the pht. Answer the questins.
2. What is the cyclist wearing and why?
1. What is happening?
There is a sandstrm blwing.
They’re wearing hds, masks and glasses t prtect themselves.
3. What d yu think happens t traffic in this situatin? Why?
It mves very slwly. Because it is nt clear t see everything n the rad and peple must take great care.
Stay at hme.
4. What d yu think experts advise peple t d in this situatin?
Read and match the main ideas with each paragraph.
A. the descriptin f sandstrmsB. the influence f sandstrms t Beijing.C. the measures the gvernment takes t prevent sandstrms
D. Sandstrms have been a majr disaster in Asia fr centuries.E. the suggestins the weather experts give t pepleF. the cause f the sandstrms in the nrthwest China.
Finish the infrmatin abut sandstrms.
Strng and ______ winds carrying sands
T ______ fr peple t see the sun, and strng enugh t mve sand dunes.
Mainly in Central Asia, Nrth America, Central Africa and _________.
Find these wrds in the passage. Chse the crrect answer.1. sand dunes mean _____ (a) plants grwing in sand (b) sand hills2. affect means _____ (a) t kill (b) t cause a change3. Yu wear a mask ver yur _____ (a) face(b) bdy4. strength is the nun f _____ (a) strng(b) Strange
I. Read the passage carefully and fill in the blanks.
thick dust
mre than 30 billin
II. Read Sandstrms in Asia again. Cmplete these sentences.
The winds in a sandstrm can smetimes ______________________________.2. When Ren Jianb was living in Inner Mnglia ________________________ ___________.
prevent yu frm seeing the sun
he experienced a terrible sandstrm
3. Sandstrms in China appear t have increased _______________________.4. Cutting dwn trees and digging up grass can _______________________________ ___________.
because f desertificatin
cause deserts and sandstrms t increase
5. Traffic mved very slwly because _____________________.6. The gvernment is planting trees t the west f Beijing t ____________ _____________________.
the drivers cannt see
prevent the desert cming nearer
III. Match the tw parts f the sentences. Sandstrms A. seem t have increased in recent years.2. The strng winds B. experienced a terrible sandstrm.3. Ren Jianb C. have been a majr disaster fr many cuntries.4. Sandstrms in China D. can mve sand dunes.
5. Desertificatin E. can tell peple that there will be a sandstrm in advance if any.6. The Chinese F. will cntinue planting Central Weather trees fr many years. Statin7. Weather experts G. is a prcess f land becming desert.8. The gvernment H. advise peple nt t g ut.
Ⅳ. Chse the best answers.
1. Sandstrms are strng winds carrying ___________ thrugh the air. A. dirt and mud B. rain and heat C. sand and dust D. clud and snw
2. What d the experts advise peple t d when a sandstrm arrives in the city? A. Dn’t g ut B. Dn’t wear masks. C. Dn’t g t wrk as usual. D. Dn’t ride bicycles
3. The factrs that cause land t be desert are ______. A. cutting dwn trees. B. digging up grass C. climate changes D. all f the abve
4. Frm the last paragraph we knw ____. A. the gvernment wn’t plant trees any mre in five years B. the distance between the desert and the center f Beijing is nly 250 kilmeters C. mre than 30 millin trees have been planted in Beijing D. the gvernment is taking measures t prevent sandstrms
Ⅴ. Cmplete these sentences using wrds frm Sandstrms in Asia. The first letter is prvided fr yu.
1. Weather experts have f_______ anther big sandstrm in a week’s time. 2. It’s f__________ t be utside in a sandstrm.
rightening
3. I was in a very big sandstrm sme years ag. Luckily, everyne s_______. 4. There’s a lt f d______ n the flr. We need t sweep it away. 5. Desertificatin is a lng p______ that takes many years.6. Many Beijing c______ cycle t wrk.
Chse the wrds frm the bx and make the summary cmplete. Sandstrms are strng 1. ________ winds carrying sand. They mainly ccurin Central Asia, Nrth America, Central Africa and 2. ________. Sandstrms canbe frightening.
strength, disappear, sky, dust, mask, Australia, dry
Ren Jianb frm Inner Mnglia thught he wuld 3. _________ under the sand when he was caught in ne as a child. They begin in desert areas, which are increasing in China due t desertificatin. T fight desertificatin, the gvernment has been planting trees. Sandstrms have becme a prblem in Beijing,
where they turn the 4. ________ range and cver the city in yellw-brwn 5. ________. Althugh the Chinese Central Weather Statin can frecast strms weeks in advance, their 6. ________ can be surprising. When they arrive peple are advised either nt t g ut r wear a 7. ________. Huang Xiamei wh lives in Beijing says it's difficult t breathe then and the dust makes her ill.
What measures shuld we take t prevent sandstrms?
Measures: 1. We shuld plant mre trees and grw mre grass.2. Cntrl air and water pllutin.3. Build green fences alng the desert. 4. Frecast sandstrm’s real time t prevent disaster.5. All cuntries shuld jin hands t prpse a plan in sandstrms cntrl and preventin.
What shuld we d t prevent sandstrms?
1. Find mre infrmatin abut sandstrms n the Internet r ther bks and write a shrt passage abut sandstrms. 2. Design a pster that encurages peple t prtect the envirnment.
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