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仁爱科普版九年级上册Unit 1 The Changing WorldTopic 2 The population in developing countries is growing faster.
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这是一份仁爱科普版九年级上册Unit 1 The Changing WorldTopic 2 The population in developing countries is growing faster.示范课ppt课件，共35页。PPT课件主要包含了文章结构，Beginning，Body，Ending，half，分数的表达，heavier，重要短语，Thanks for，Thanks to等内容，欢迎下载使用。
Learning imprtance and difficulties (学习重难点）
1.学生通过阅读,了解中国人口众多以及因此而带来的社会问题和困难，并通过多种形式的阅读活动培养基本的阅读技能.如归纳中心思想，概括段意，通过上下文猜测词意等阅读技巧2.学会写有关人口问题的文章，掌握一定的写作技巧，并学会列提纲。
888,888,888
8,888,888,888
88,888,888,888
888,888,888,888
Tngue twister
The ppulatin in develping cuntries is ________ than that in develped cuntries. Which cuntry has the largest ppulatin? What’s the ppulatin f China?
1a 1. Befre yu read the passage, discuss the questins with yur partner.
1) Why des China carry ut the ne-child plicy?2) What scial prblems d yu think China’s large ppulatin has caused?
1a Read and understand. 2. Write the title f the passage.
1b Read 1a and match the main idea with each paragraph.
1. _____ Paragraph 1 A. the measures t deal with the prblems2. _____ Paragraph 2 B. the wrld’s and Asia’s ppulatin3. _____ Paragraph 3 C. the prblems caused by large ppulatin
Ppulatin Prblems
the wrld’s and Asia’s ppulatin
the prblems caused by large ppulatin
the measures t deal with the prblems
1c Read 1a again and cmplete the table.
the ne-child plicy
living space
Read Paragraph 1 and fill in the blanks.
Asia has a ppulatin f _____________. That’s t say, mre than ______ f the peple in the wrld live in Asia nw.
mre than 4 billin
Paragraph 1 The wrld’s and Asia’s ppulatin.
4 billin÷ 7.2 billin≈1／2 (half) 50 percent (50%)
Almst half f the peple in the wrld live in Asia.
ne sixthne ninthne twentieth
five sixthstw ninthsseven twentieths
分子用基数词，分母用序数词；先读分子后读分母；
1.37 billin÷7.2 billin≈1 ／ 5 20 percent (20%)
Abut ne fifth f the peple in the wrld live in China.
What scial prblems has it caused
Paragraph 2The prblems caused by large ppulatin.
Because f the large ppulatin,there is __________________ fr each family.
Read Paragraph 2 and fill in the blanks
less living space
Because f the large ppulatin,it is difficult fr lts f peple ______________.
Because f the large ppulatin,it is hard fr China t supply _______ and ______ t satisfy peple’s daily needs.
energy water
Because f the large ppulatin,mst cities are ______________ than befre, and the traffic is much __________.
Because f the large ppulatin,natural envirnments are becming ____________________.
wrse and wrse
The ne-child plicy
— Every cuple can have nly ne child.
S far, the ne-child plicy has wrked well in cntrlling China’s ppulatin.
We still have a lng way t g.
Paragraph 3The measures t deal with the prblems.
4. wrk well in… 在…起很好的作用 d well in… 擅长…The plicy _______________ cntrlling the ppulatin.Kangkang _______________ playing sccer.
wrks well in
des well in
5. thanks t 多亏了，由于 thanks fr 感谢…_____________ yur help._____________ the plicy, the envirnment has imprved a lt.
take measures t d sth.
s far (用于现在完成时)
Every minute, abut 261 babies are brn in the wrld. That means peple have t _____ fd fr abut 375 840 newbrn babies every day. The wrld’s ppulatin _______________ faster and faster. It has _______ ne f the biggest scial prblems tday. China ______ the largest ppulatin in the wrld. There are abut 1.3 billin peple in China. It has ________ 20 percent f the wrld’s ppulatin. China has ____________ sme plicies t cntrl the ppulatin, and these plicies have _______ well. But China still _______ a serius ppulatin prblem.
2 Cmplete the fllwing passage with the crrect frms f the given wrds r phrases.
grws/ is grwing
grw reach have find wrk becme face carry ut
Chse the best answer.1. _____ f the students are bys in ur schl. A. Tw third B. Tw threes C. Tw thirds D. Secnd three2. The ne-child plicy has _____ cntrlling China’s ppulatin. A. been gd at B. dne well in C. taken care f D. wrked well in3. Edisn is knwn _____ a great inventr. A. fr B. as C. in D. n 4 ._____ yur help, I made great prgress in math. A. Thanks fr B. Thanks t C. Thank t D. Thank fr
Written wrk
Ppulatin prblem
Current situatinHw t deal with it
The ppulatin f ChinaThe ppulatin in the cuntryDifficulties caused by large ppulatin
你是独生子女吗？在生活中，家中只有一个孩子，你会感觉孤独吗？我国于2016.1.1 实行开放二孩政策，你是怎么想的？你觉得独享父母的爱,好呢？还是有一个兄弟姐妹与你分享并分担一切,好呢？二孩政策对你的生活有什么影响？请以此为话题写一篇短文。 提示词：carry ut(实行)， tw-child plicy(二孩政策),share…with, because f
Beginning:
Althugh the ne-child plicy has wrked well in cntrlling China’s ppulatin, it als brings a lt f prblems.
What prblems has it caused ? Hw d yu feel?
Hwever, the ppulatin prblem is still serius in China, we still have a lng way t g.
Althugh the ne-child plicy has wrked in cntrlling China’s ppulatin, it als brings a lt f prblems. On January 1st, 2016, ur cuntry started t carry ut tw-child plicy. It is gd and right fr the develpment f ur cuntry nw, because ur cuntry need mre yung wrkers. Many parents als want t have ne mre child.
Althugh they may have sme difficulties in affrding anther child’s life, educatin and s n, they will have anther child t be with them. As fr(至于） me, the nly child in my family, I want t have a sister r a brther. We can nt nly share happiness, but als canhelp each ther in ur daily life. Hwever, the ppulatin prblem is still serius in China, we still have a lng way t g.
3a Wrk in grups and search fr the infrmatin abut the fllwing questins. Then share yur idea with yur grup members.
1. Hw d yu think we can get mre living space?2. What shuld the gvernment d t ffer mre jb pprtunities?3. The energy and water is less and less. What shuld we d t deal with it?4. The traffic in cities is much heavier than befre. Hw can we slve the prblem?
3b Write a shrt passage f three paragraphs based n 3a.
One pssible versin:
China has the largest ppulatin in the wrld. It has caused many prblems. Everyne shuld d smething t slve them. First, the gvernment shuld keep the ne-child plicy t cntrl the increasing ppulatin, and practice the refrm and pening-up t develp ur ecnmy. Only in this way can we get mre jbs and imprve ur living cnditins. Secnd, the energy and water is becming less and less. We’d better save them as much as pssible, and try t find mre new energy. In rder t slve the prblem f heavy traffic, we call n everyne t take a bus r walk as ften as pssible.
1. Read the fractins in English.2. Talk abut ppulatin prblems.
1. Sme wrds: scial, supply, natural, wrse, gvernment, paragraph, pprtunity, newbrn, percent, ffer2. Sme phrases: half f, ne fifth, because f, satisfy peple’s daily needs, s far, take measures t d, be knwn as, wrk well in, thanks t3. Sme sentences: We still have a lng way t g.
2. Write the cmpsitin in 3b.
1. Read 1a alud.
3. Finish Sectin C in yur wrkbk.
4. Preview Sectin D.
ne / a half a quarterthree quarters three and a half
Learning imprtance and difficulties (学习重难点）
1.学生通过阅读,了解中国人口众多以及因此而带来的社会问题和困难，并通过多种形式的阅读活动培养基本的阅读技能.如归纳中心思想，概括段意，通过上下文猜测词意等阅读技巧2.学会写有关人口问题的文章，掌握一定的写作技巧，并学会列提纲。
888,888,888
8,888,888,888
88,888,888,888
888,888,888,888
Tngue twister
The ppulatin in develping cuntries is ________ than that in develped cuntries. Which cuntry has the largest ppulatin? What’s the ppulatin f China?
1a 1. Befre yu read the passage, discuss the questins with yur partner.
1) Why des China carry ut the ne-child plicy?2) What scial prblems d yu think China’s large ppulatin has caused?
1a Read and understand. 2. Write the title f the passage.
1b Read 1a and match the main idea with each paragraph.
1. _____ Paragraph 1 A. the measures t deal with the prblems2. _____ Paragraph 2 B. the wrld’s and Asia’s ppulatin3. _____ Paragraph 3 C. the prblems caused by large ppulatin
Ppulatin Prblems
the wrld’s and Asia’s ppulatin
the prblems caused by large ppulatin
the measures t deal with the prblems
1c Read 1a again and cmplete the table.
the ne-child plicy
living space
Read Paragraph 1 and fill in the blanks.
Asia has a ppulatin f _____________. That’s t say, mre than ______ f the peple in the wrld live in Asia nw.
mre than 4 billin
Paragraph 1 The wrld’s and Asia’s ppulatin.
4 billin÷ 7.2 billin≈1／2 (half) 50 percent (50%)
Almst half f the peple in the wrld live in Asia.
ne sixthne ninthne twentieth
five sixthstw ninthsseven twentieths
分子用基数词，分母用序数词；先读分子后读分母；
1.37 billin÷7.2 billin≈1 ／ 5 20 percent (20%)
Abut ne fifth f the peple in the wrld live in China.
What scial prblems has it caused
Paragraph 2The prblems caused by large ppulatin.
Because f the large ppulatin,there is __________________ fr each family.
Read Paragraph 2 and fill in the blanks
less living space
Because f the large ppulatin,it is difficult fr lts f peple ______________.
Because f the large ppulatin,it is hard fr China t supply _______ and ______ t satisfy peple’s daily needs.
energy water
Because f the large ppulatin,mst cities are ______________ than befre, and the traffic is much __________.
Because f the large ppulatin,natural envirnments are becming ____________________.
wrse and wrse
The ne-child plicy
— Every cuple can have nly ne child.
S far, the ne-child plicy has wrked well in cntrlling China’s ppulatin.
We still have a lng way t g.
Paragraph 3The measures t deal with the prblems.
4. wrk well in… 在…起很好的作用 d well in… 擅长…The plicy _______________ cntrlling the ppulatin.Kangkang _______________ playing sccer.
wrks well in
des well in
5. thanks t 多亏了，由于 thanks fr 感谢…_____________ yur help._____________ the plicy, the envirnment has imprved a lt.
take measures t d sth.
s far (用于现在完成时)
Every minute, abut 261 babies are brn in the wrld. That means peple have t _____ fd fr abut 375 840 newbrn babies every day. The wrld’s ppulatin _______________ faster and faster. It has _______ ne f the biggest scial prblems tday. China ______ the largest ppulatin in the wrld. There are abut 1.3 billin peple in China. It has ________ 20 percent f the wrld’s ppulatin. China has ____________ sme plicies t cntrl the ppulatin, and these plicies have _______ well. But China still _______ a serius ppulatin prblem.
2 Cmplete the fllwing passage with the crrect frms f the given wrds r phrases.
grws/ is grwing
grw reach have find wrk becme face carry ut
Chse the best answer.1. _____ f the students are bys in ur schl. A. Tw third B. Tw threes C. Tw thirds D. Secnd three2. The ne-child plicy has _____ cntrlling China’s ppulatin. A. been gd at B. dne well in C. taken care f D. wrked well in3. Edisn is knwn _____ a great inventr. A. fr B. as C. in D. n 4 ._____ yur help, I made great prgress in math. A. Thanks fr B. Thanks t C. Thank t D. Thank fr
Written wrk
Ppulatin prblem
Current situatinHw t deal with it
The ppulatin f ChinaThe ppulatin in the cuntryDifficulties caused by large ppulatin
你是独生子女吗？在生活中，家中只有一个孩子，你会感觉孤独吗？我国于2016.1.1 实行开放二孩政策，你是怎么想的？你觉得独享父母的爱,好呢？还是有一个兄弟姐妹与你分享并分担一切,好呢？二孩政策对你的生活有什么影响？请以此为话题写一篇短文。 提示词：carry ut(实行)， tw-child plicy(二孩政策),share…with, because f
Beginning:
Althugh the ne-child plicy has wrked well in cntrlling China’s ppulatin, it als brings a lt f prblems.
What prblems has it caused ? Hw d yu feel?
Hwever, the ppulatin prblem is still serius in China, we still have a lng way t g.
Althugh the ne-child plicy has wrked in cntrlling China’s ppulatin, it als brings a lt f prblems. On January 1st, 2016, ur cuntry started t carry ut tw-child plicy. It is gd and right fr the develpment f ur cuntry nw, because ur cuntry need mre yung wrkers. Many parents als want t have ne mre child.
Althugh they may have sme difficulties in affrding anther child’s life, educatin and s n, they will have anther child t be with them. As fr(至于） me, the nly child in my family, I want t have a sister r a brther. We can nt nly share happiness, but als canhelp each ther in ur daily life. Hwever, the ppulatin prblem is still serius in China, we still have a lng way t g.
3a Wrk in grups and search fr the infrmatin abut the fllwing questins. Then share yur idea with yur grup members.
1. Hw d yu think we can get mre living space?2. What shuld the gvernment d t ffer mre jb pprtunities?3. The energy and water is less and less. What shuld we d t deal with it?4. The traffic in cities is much heavier than befre. Hw can we slve the prblem?
3b Write a shrt passage f three paragraphs based n 3a.
One pssible versin:
China has the largest ppulatin in the wrld. It has caused many prblems. Everyne shuld d smething t slve them. First, the gvernment shuld keep the ne-child plicy t cntrl the increasing ppulatin, and practice the refrm and pening-up t develp ur ecnmy. Only in this way can we get mre jbs and imprve ur living cnditins. Secnd, the energy and water is becming less and less. We’d better save them as much as pssible, and try t find mre new energy. In rder t slve the prblem f heavy traffic, we call n everyne t take a bus r walk as ften as pssible.
1. Read the fractins in English.2. Talk abut ppulatin prblems.
1. Sme wrds: scial, supply, natural, wrse, gvernment, paragraph, pprtunity, newbrn, percent, ffer2. Sme phrases: half f, ne fifth, because f, satisfy peple’s daily needs, s far, take measures t d, be knwn as, wrk well in, thanks t3. Sme sentences: We still have a lng way t g.
2. Write the cmpsitin in 3b.
1. Read 1a alud.
3. Finish Sectin C in yur wrkbk.
4. Preview Sectin D.
ne / a half a quarterthree quarters three and a half
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