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初中英语仁爱科普版九年级上册Topic 2 All these problems are very serious.教学课件ppt
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这是一份初中英语仁爱科普版九年级上册Topic 2 All these problems are very serious.教学课件ppt，文件包含57Unit2Topic2SectionD课件ppt、p41-1amp3等2份课件配套教学资源，其中PPT共28页， 欢迎下载使用。
water pllutin
Imagine yu are water. Please tell us yur functins, prblems and wishes.
I’m water. I used t be …Factries usually pur …I wish human beings …
Task 1. Read the passage and put the fllwing paragraphs in the crrect rder.
( ) The sea seems t have the best answer. There is plenty f water in the sea. But we need t take the salt away frm the sea water. This is very expensive. If scientists can find cheaper ways t d it, we can slve the prblem f the shrtage f water. ( ) Hw can we avid a serius water shrtage? First, we shuld save water and nt waste it. Secnd, we shuld prtect ur water resurces and nt pllute them. Third, we shuld discver ways t reuse water. Scientists have made sme prgress in this field. Tday, sme large cities are reusing their water. But peple’s need fr water is increasing day by day. We still dn’t have enugh water. What else can we d? ( ) Althugh the wrld is hungry, it is even thirstier. While nearly ¾ f the earth is cvered with water, we are still shrt f drinking water. This is because abut 97% f the water n the earth is sea water. S we can’t use it fr watering plants r drinking directly. Humans can nly drink and use fresh water frm places including rivers, lakes and undergrund.
1.Why is ur wrld thirsty when ¾ f the earth is cvered with water ? 2. What can we d nw t avid the water shrtage?
Because abut 97% f the water n the earth is sea water, we can’t use it fr watering plants r drinking directly.
First, we shuld save water and nt waste it. Secnd, we shuld prtect ur water resurces and nt pllute them. Third, we shuld discver ways t reuse water.
3.What will be the best way t slve the prblem in the future in the passage?
T find cheaper ways f taking the salt away frm the sea water.
Task 2. Read the passage and answer the questins.
1. 缺乏……2. 在地球上3. 用某物做某事4. 避免某事 5. 取得（一些）进步6. 在这个领域7. 一天天8. 似乎/好像做某事9. 大量的10. 带走、拿走11. ……的缺乏
be shrt fn the earth use sth fr sth/ding sthavid sthmake (sme) prgressin the fieldday by dayseem t d sthplenty f take awaythe shrtage f
Task 3. Listen t 1a and read the passage and find the fllwing phrases.
名词 avid 代词 动名词
e.g. He avided answering my questins.
1. Hw can we avid a serius water shrtage? 我们如何避免水资源短缺呢？
2….we shuld discver ways t reuse water.我们需要找到再利用水的方法。
Task 4. Key pints.
adj.缺水的;（口）渴的
nearly 与almst 区别 ： almst 多表示时间、程度、距离、进度， 且almst 可以修饰mre than, t, nthing, nbdy, nwhere, n ne, nne, never 等词，nearly 则不行。nearly只与nt连用。 e.g. I have almst never seen him. I nearly didn’t hear what the teacher said in class.
3.Althugh the wrld is hungry, it is even thirstier 虽然世界是饥饿的，但是他更渴。
4.While nearly ¾ f the earth is cvered with water , we are still shrt f drinking water. 尽管地球差不多四分之三都被水覆盖，我们仍然缺少饮用水。
Water pllutin
less fresh water
We shuld prtect and save water.
Hw t prtect and save water?
Example: Pass laws( n.法律) against water pllutin. Cllect and reuse waste water. ————————————————————————————5. ————————————————————6. ——————————————————________________________________________…
Turn ff the taps in time
Take a shwer instead f a bath
stp…frm…, pur…int…, turn ff, tap(水龙头), wash clthes/vegetables, clean the flr, thrw…int…
Stp the factries frm puring waste water int rivers.
Dn’t thrw litter int the water
After we wash clthes r vegetables, we can reuse the water t clean the flr.
Task 5. Shw time.
My dear friends: Water is very imprtant t human beings. Let’s d smething t prtect and save it. First, we shuld prtect ur water resurces and nt pllute them. The gvernment shuld als pass laws against the water pllutin.
Task 6. Write a prpsal abut saving water t all the students in yur schl.
Secnd, we shuld save water in ur daily life, turn ff the taps in time, take a shwer instead f a bath, and always remember t cllect and reuse water. Third, let’s try t spread the message abut prtecting and saving water. Make mre peple arund us knw the prblem f water shrtage and hw t help slve it. Let’s try ur best t save water and ur planet. Student Unin
Task 7. Prject
Making Psters Abut Natural Resurces
Divide the class int several grups: Water Grup, Tree Grup, Sil Grup … Each grup shuld discuss their wn uses, the prblems that they face and their wishes. Then give a reprt in class.
Example: Uses: I am sil. Plants can’t grw withut me. Peple use me t make many things … Prblems: Smetimes peple use t many chemicals int the fields. What’s wrse, they put waste int the land … S I’m hurt. Please help me. Wishes: I hpe human beings can prtect and take care f me. And then I culd d mre useful things fr them… 3. Make sme psters with the result.
As a result, air pllutin has becme a serius prblem.Humans have cme t realize the imprtance f prtecting animals.Trees can stp the wind frm blwing the earth away.
Useful expressins
Task 8. Grammer & Functin.
Indefinite prnun and adverb 不定代词和副词一、构成。不定代词、副词是由sme, any, n, every与thing, ne,bdy, where 等构成。E.g. smething, smene, nwhere, anybdy等。二、用法。1．通常情况下,由sme, every加后缀构成的不定代词、副词常用于肯定句；由any加后缀构成的不定代词、副词常用于疑问句、否定句中。E.g. Yu will find yur bag smewhere. Can yu hear anything? 2. 注意：当说话人希望得到肯定答复,或是表示建议、请求等意图时,smething, smebdy, smene也可以用于疑问句中。当要表达“任何人；任何事物”时,anything, anybdy, anyne也可以用于肯定句中。E.g. Wuld yu like smething t drink? Anybdy can d it except Tm.
三、nne 和 n ne 的区别。n ne只能指人，不跟f 短语结构; 可以回答 wh引导的问句。nne既可以指人又可以指物，常跟f 短语结构使用；可以回答hw many& hw much引导的疑问句。E.g. – Wh is waiting fr yu utside? – N – Hw many stamps d yu have nw? – Nne.
根据句意用适当的不定代词或副词填空。As we knw, _______ f us likes pllutin.Dn’t spit _______ in public.________ shuld care fr wild animals and plant mre trees.We shuld d _______ we can t prtect the envirnment.
______ a result（结果）, a lt f rich land has changed _________ （变为）desert. Trees can stp the wind frm ______ the earth _____(吹走）.We shuldn’t leave rubbish ___________(到处).All these prblems are very serius,_____(所以) we must d smething nw.
here and there
1. sme wrds: avid, discver, thirsty, nearly, law 2. sme phrases: day by day, be shrt f 3. sme sentences: (1)But peple’s need fr water is increasing day by day. (2)While nearly ¾ f the earth is cvered with water, we are still shrt f drinkingwater.
1.Talk abut ways f saving water. 2.Summarize and use the indefinite prnun and adverb crrectly. 3. Write a prpsal.
1. —Which wuld yu like t drink, tea r cffee? —________, thanks. I’m nt thirsty. A. EitherB. NeitherC. LittleD. Few 2. The students are ding sme cleaning. Sme are sweeping the flr, ________ are cleaning the desks and chairs. A. therB. the therC. anther D. thers 3. My parents are ________ dctrs. A. bthB. allC. either D. neither 4. There is ________ with my cmputer. Can yu help me? A. wrng anything B. anything wrng C. wrng smethingD. smething wrng5. The wind was blwing strngly. ________ peple walked in the street. A. LittleB. A littleC. FewD. A few 6. Hurry up. There is ________ time left. A. a littleB. littleC. a fewD. few
If we want t use the sea water, we must ______ ___(拿走） the salt frm the sea water. Hw can we _________(避免) a serius water shrtage? We shuld __________(找到) ways t reuse water. Peple’s need fr water is increasing ____________(一天天).Althugh the wrld is hungry, it is even ______(更渴的)While ___________(几乎，差不多)¾ f the earth is cvered with water, we are still shrt f drinking water.
take away
AssignmentRead 1a.Review the useful expressins and key sentences which we learn in this tpic.Preview Sectin A in Tpic 3.
water pllutin
Imagine yu are water. Please tell us yur functins, prblems and wishes.
I’m water. I used t be …Factries usually pur …I wish human beings …
Task 1. Read the passage and put the fllwing paragraphs in the crrect rder.
( ) The sea seems t have the best answer. There is plenty f water in the sea. But we need t take the salt away frm the sea water. This is very expensive. If scientists can find cheaper ways t d it, we can slve the prblem f the shrtage f water. ( ) Hw can we avid a serius water shrtage? First, we shuld save water and nt waste it. Secnd, we shuld prtect ur water resurces and nt pllute them. Third, we shuld discver ways t reuse water. Scientists have made sme prgress in this field. Tday, sme large cities are reusing their water. But peple’s need fr water is increasing day by day. We still dn’t have enugh water. What else can we d? ( ) Althugh the wrld is hungry, it is even thirstier. While nearly ¾ f the earth is cvered with water, we are still shrt f drinking water. This is because abut 97% f the water n the earth is sea water. S we can’t use it fr watering plants r drinking directly. Humans can nly drink and use fresh water frm places including rivers, lakes and undergrund.
1.Why is ur wrld thirsty when ¾ f the earth is cvered with water ? 2. What can we d nw t avid the water shrtage?
Because abut 97% f the water n the earth is sea water, we can’t use it fr watering plants r drinking directly.
First, we shuld save water and nt waste it. Secnd, we shuld prtect ur water resurces and nt pllute them. Third, we shuld discver ways t reuse water.
3.What will be the best way t slve the prblem in the future in the passage?
T find cheaper ways f taking the salt away frm the sea water.
Task 2. Read the passage and answer the questins.
1. 缺乏……2. 在地球上3. 用某物做某事4. 避免某事 5. 取得（一些）进步6. 在这个领域7. 一天天8. 似乎/好像做某事9. 大量的10. 带走、拿走11. ……的缺乏
be shrt fn the earth use sth fr sth/ding sthavid sthmake (sme) prgressin the fieldday by dayseem t d sthplenty f take awaythe shrtage f
Task 3. Listen t 1a and read the passage and find the fllwing phrases.
名词 avid 代词 动名词
e.g. He avided answering my questins.
1. Hw can we avid a serius water shrtage? 我们如何避免水资源短缺呢？
2….we shuld discver ways t reuse water.我们需要找到再利用水的方法。
Task 4. Key pints.
adj.缺水的;（口）渴的
nearly 与almst 区别 ： almst 多表示时间、程度、距离、进度， 且almst 可以修饰mre than, t, nthing, nbdy, nwhere, n ne, nne, never 等词，nearly 则不行。nearly只与nt连用。 e.g. I have almst never seen him. I nearly didn’t hear what the teacher said in class.
3.Althugh the wrld is hungry, it is even thirstier 虽然世界是饥饿的，但是他更渴。
4.While nearly ¾ f the earth is cvered with water , we are still shrt f drinking water. 尽管地球差不多四分之三都被水覆盖，我们仍然缺少饮用水。
Water pllutin
less fresh water
We shuld prtect and save water.
Hw t prtect and save water?
Example: Pass laws( n.法律) against water pllutin. Cllect and reuse waste water. ————————————————————————————5. ————————————————————6. ——————————————————________________________________________…
Turn ff the taps in time
Take a shwer instead f a bath
stp…frm…, pur…int…, turn ff, tap(水龙头), wash clthes/vegetables, clean the flr, thrw…int…
Stp the factries frm puring waste water int rivers.
Dn’t thrw litter int the water
After we wash clthes r vegetables, we can reuse the water t clean the flr.
Task 5. Shw time.
My dear friends: Water is very imprtant t human beings. Let’s d smething t prtect and save it. First, we shuld prtect ur water resurces and nt pllute them. The gvernment shuld als pass laws against the water pllutin.
Task 6. Write a prpsal abut saving water t all the students in yur schl.
Secnd, we shuld save water in ur daily life, turn ff the taps in time, take a shwer instead f a bath, and always remember t cllect and reuse water. Third, let’s try t spread the message abut prtecting and saving water. Make mre peple arund us knw the prblem f water shrtage and hw t help slve it. Let’s try ur best t save water and ur planet. Student Unin
Task 7. Prject
Making Psters Abut Natural Resurces
Divide the class int several grups: Water Grup, Tree Grup, Sil Grup … Each grup shuld discuss their wn uses, the prblems that they face and their wishes. Then give a reprt in class.
Example: Uses: I am sil. Plants can’t grw withut me. Peple use me t make many things … Prblems: Smetimes peple use t many chemicals int the fields. What’s wrse, they put waste int the land … S I’m hurt. Please help me. Wishes: I hpe human beings can prtect and take care f me. And then I culd d mre useful things fr them… 3. Make sme psters with the result.
As a result, air pllutin has becme a serius prblem.Humans have cme t realize the imprtance f prtecting animals.Trees can stp the wind frm blwing the earth away.
Useful expressins
Task 8. Grammer & Functin.
Indefinite prnun and adverb 不定代词和副词一、构成。不定代词、副词是由sme, any, n, every与thing, ne,bdy, where 等构成。E.g. smething, smene, nwhere, anybdy等。二、用法。1．通常情况下,由sme, every加后缀构成的不定代词、副词常用于肯定句；由any加后缀构成的不定代词、副词常用于疑问句、否定句中。E.g. Yu will find yur bag smewhere. Can yu hear anything? 2. 注意：当说话人希望得到肯定答复,或是表示建议、请求等意图时,smething, smebdy, smene也可以用于疑问句中。当要表达“任何人；任何事物”时,anything, anybdy, anyne也可以用于肯定句中。E.g. Wuld yu like smething t drink? Anybdy can d it except Tm.
三、nne 和 n ne 的区别。n ne只能指人，不跟f 短语结构; 可以回答 wh引导的问句。nne既可以指人又可以指物，常跟f 短语结构使用；可以回答hw many& hw much引导的疑问句。E.g. – Wh is waiting fr yu utside? – N – Hw many stamps d yu have nw? – Nne.
根据句意用适当的不定代词或副词填空。As we knw, _______ f us likes pllutin.Dn’t spit _______ in public.________ shuld care fr wild animals and plant mre trees.We shuld d _______ we can t prtect the envirnment.
______ a result（结果）, a lt f rich land has changed _________ （变为）desert. Trees can stp the wind frm ______ the earth _____(吹走）.We shuldn’t leave rubbish ___________(到处).All these prblems are very serius,_____(所以) we must d smething nw.
here and there
1. sme wrds: avid, discver, thirsty, nearly, law 2. sme phrases: day by day, be shrt f 3. sme sentences: (1)But peple’s need fr water is increasing day by day. (2)While nearly ¾ f the earth is cvered with water, we are still shrt f drinkingwater.
1.Talk abut ways f saving water. 2.Summarize and use the indefinite prnun and adverb crrectly. 3. Write a prpsal.
1. —Which wuld yu like t drink, tea r cffee? —________, thanks. I’m nt thirsty. A. EitherB. NeitherC. LittleD. Few 2. The students are ding sme cleaning. Sme are sweeping the flr, ________ are cleaning the desks and chairs. A. therB. the therC. anther D. thers 3. My parents are ________ dctrs. A. bthB. allC. either D. neither 4. There is ________ with my cmputer. Can yu help me? A. wrng anything B. anything wrng C. wrng smethingD. smething wrng5. The wind was blwing strngly. ________ peple walked in the street. A. LittleB. A littleC. FewD. A few 6. Hurry up. There is ________ time left. A. a littleB. littleC. a fewD. few
If we want t use the sea water, we must ______ ___(拿走） the salt frm the sea water. Hw can we _________(避免) a serius water shrtage? We shuld __________(找到) ways t reuse water. Peple’s need fr water is increasing ____________(一天天).Althugh the wrld is hungry, it is even ______(更渴的)While ___________(几乎，差不多)¾ f the earth is cvered with water, we are still shrt f drinking water.
take away
AssignmentRead 1a.Review the useful expressins and key sentences which we learn in this tpic.Preview Sectin A in Tpic 3.
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