九年级英语ThepopulationindevelopingcountriesisgrowingfasterSectionC1a_3b导学案.docx

The Changing World教师寄语：Do not, for one repulse, give up the purpose that you resolved to effect. (不要只因一次失败,就放弃你原来决心想达到的目的。)Class_ Grade9 Group_ Name_课型：预习+展示课Title: Unit1 The Changing World (变化中的世界)Topic2：The population in developing countries is growing faster.(发展中国家的人口增长更快。)Section: C 1a-3b (P13-14) 两课时Learning steps (学习过程): （Check before class）（5）(我会做)1、自学新词汇：先汉译英并写出单词的音标及词性，然后熟读。1) 社会的，社交的 ( ) / / _2)提供，供应 ( ) / / _3) 天然的，天生的 ( ) / / _4)更差的，更糟的，更糟 ( ) / / _5) 政府，内阁 ( ) / / _6) 段，段落 ( ) / / _7) 机会，时机 ( ) / / _8) 新生的，初生的 ( ) / / _9) 百分之 ( ) / / _10 提供，主动提出 ( ) / / _11) 到目前为止_ 12) 幸亏，由于_12)采取措施做某事_（Learning target）（1） 1学习新单词及短语：social, supply, natural, worse, so far, government, take measures to do sth. , thanks to sb. /sth. , paragraph, opportunity, newborn, percent, offer;2理解短文内容，会用英语表示分数, 熟练掌握现在完成时结构。3学习重点句子：1)Its difficult for .(对很困难) 2) So far, our country has taken many measures to control the population. (到目前为止，我国政府已经采取许多措施来控制人口增长。) 3)One is known as the one-child policy.（其中一项众所周知的措施就是独生子女政策。） 4)It has worked well in controlling Chinas population .（它在控制中国人口数量方面有了显著的成效。）4继续讨论有关人口增长的问题；引导学生树立正确的人口观念。 理解短文内容，会用英语表示分数, 熟练掌握现在完成时结构。（Self-study）（20）（我最棒）1、跟读P13/1a，画出新单词及词组，然后英汉互译下面各题。1)live in Asia( ) 2)half of the worlds population ( )3)1/5的人（ ）4)对很艰难（ ）5）更少的生活空间( ) 6)find jobs ( )7)同时( ) 8)更拥挤（ ）9)a serious problem ( ) 10) 感谢政策（ ）11) take many measures to do sth.( )12)because of ( ) 13) 一条很长的路要走( )2、根据1a和你的搭档讨论并回答下面的问题。 1) Why does China carry out the one-child policy? _ 2)What social problems do you think Chinas large population has caused?Because of the large population, a) there is _ for each family.b) it is difficult for lots of people _.c) it is hard for China to supply _ and _ to satisfy peoples daily needs.d) most cities are _ than before, and the traffic is much _.e) natural environments are becoming _. 3)Write the title of the passage.(写出短文的标题。) _ 3、阅读1a并匹配每一段的大意。（即1b）1)_ Paragraph 1 A. the measures to deal with the problems2) _ Paragraph 2 B. the worlds and Asias population3) _ Paragraph 3 C. the problems caused by large population4、根据1a 完成1c的表格。The answers are : _ _ _ _ _ _ _ _ _（Lets show and improve ）（15）（我参与） 1、用所给词或短语的适当形式完成2的短文，然后齐读。The answers are : _ _ _ _ _ _ _ _ 2、理解短文内容，并翻译下列句子。1) And about one fifth of the people in the world live in China .翻译: _one fifth _ two fourths _【牢记-分数】 英语分数表达法：分子为基数词，分母为序数词，先读分子后读分母。当分子大于1时，分母的序数词变复数，直接在后面加s. 分数做定语应该在名词前加of .谓语动词的单复数跟后面名词走。 几分之几的 用“ 分数 + of ” 如： 四分之三的人：_【练习】a. Two fifths of the students _ (be) from Europe. b. Two fifths of water _ (be) from the river.2) One is known as the one-child policy .翻译：_be know as = be famous as _be known for = be famous for _4) It has worked well in controlling Chinas population .翻译： _work well in sth / doing sth _【拓展】work at: 在方面下工夫,work out _ work on:从事（Summary ）（4）（我能行）1、本节课我学习_ _ _ _ 四个黑体字单词和词组_ _ _等。2、学习了分数的表达法：分子为_词，分母为_词，先读_后读分母，当分子大于1时，分母的序数词要变_,直接在后后面加_.3、知道了有关人口增长问题方面的知识。（Test in the end ）(5)（我会做）1、根据汉语或首字母提示完成句子。1)_ _ (迄今为止)， no one has broken his record .2)What problem will playing with fire _ (导致).3) We will _ stronger _ _ (采取措施) protect our home .4)The number of the students in our school this year has increased by 20 p_.2、单项选择。( )1) Edison was known _ a great inventor(发明家). A. for B. as C. in D.on( )2) Do you know _of the students in our class hate math ? A.two three B. two thirds C. two third D.second three( )3) _ of the students are boys in our school. A. Two third B. Two threes C. Two thirds D. Second three( )4)The one-child policy has _ controlling Chinas population. A. been good at B. done well in C. taken care of D. worked well in( )5)_ your help, I made great progress in math. A. Thanks for B. Thanks to C. Thank to D. Thank for( )6)We didnt go to the park _the heavy rain yesterday.A. because B. so C. because of D. reason【提高题】 用英语读出下面分数。（A-B层次学生做）1) 1/2_ 1/3_ 2/3_2) 3/4_ 4/20_ 30%_七、课后反思1、我今天学到了什么知识？_2、这节课我的表现（ ） A、很好 B、好 C、一般D、有待改进【附作文】请同学们一定要熟读，课后可借助3a的问题试着写一篇类似的短文。China has the largest population in the world. It has caused many problems. Everyone should do something to solve them. First, the government should keep the one-child policy to control the increasing population, and practice the reform and opening-up to develop our economy（经济）. Only in this way can we get more jobs and improve our living conditions. Second, the ene