2013-2014学年高二上册英语同步课件:Unit4SectionⅢLearningaboutLanguage&UsingLanguage新人教版选修6.ppt
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1、语语篇篇理理解解课课时时跟跟踪踪检检测测Unit 4Unit 4Section Section 语言点一语言点一语言点二语言点二语言点三语言点三识识记记掌掌握握理理解解拓拓展展应应用用落落实实识识记记掌掌握握理理解解拓拓展展应应用用落落实实识识记记掌掌握握理理解解拓拓展展应应用用落落实实返回返回返回返回返回返回返回返回.Read the text and answer the following questions.1Why does Ouyang Guang write this letter to Earth Care? 答案:答案:2What causes the growth of t
2、he greenhouse gas, carbon dioxide in the air? 答案:答案:3What uses a lot of energy every day? 答案:答案: To ask for suggestions on where to start with his project.Many things we do every day. We use a lot of energy in our houses and motor vehicles use a lot of energy too.返回返回.Read the text and fill in the b
3、lanks.Ouyang GuangIndividuals can have little effect on 1. problems. People should advocate 2. in the way we use energy.EarthCareviewsIndividuals can 3. to our environment. The growth of the 4. , carbon dioxide in the air results from our daily behaviour. environmentalimprovementsmake a differencegr
4、eenhouse gas返回返回EarthCaresuggestions 5. electrical appliances if they are not being used. 6. or ride a bike. Recycle things and buy things made from 7. materials. Buy things that use less 8. .Plant 9. . Tell the people around you about 10. .Turn offWalkrecycledenergytreesglobal warming返回返回返回返回返回返回A词
5、义配对词义配对1widespread Aa promise to do something2average Bhappening without being planned or thought about3advocate Cthe facts or conditions that affect a situation返回返回4circumstance Dpublicly support a particular policy or ways of doing things 5casual Earound a usual or an ordinary level or standard mi
6、tment Fexisting or happening in many places or situations, or among many people答案:答案:1F;2E;3D;4C;5B;6A返回返回B根据构词法根据构词法(ency, ence, tion, or, ation, ment)写写出单词出单词7tend (vi.) (n.)8exist (vi.) (n.)9pollute (vt.) (n.)10present (vt.) (n.)11disagree (vi.) (n.)12educate (vt.) (n.) (n.)tendencyexistencepollu
7、tionpresentationdisagreementeducatoreducation返回返回返回返回1average 教材教材P29原句原句The greenhouse effect gives the earths surface the average temperature of 15. 温室效应使地球表面的平均温度保持在温室效应使地球表面的平均温度保持在15。 返回返回(1)adj.平均的;普通的平均的;普通的 The average price of houses in this city has increased by nearly 30%. 这个城市的平均房价增长了近百分
8、之三十。这个城市的平均房价增长了近百分之三十。 There was nothing special about the film it was only average. 这部影片没有什么特别之处这部影片没有什么特别之处不过是一般的片子。不过是一般的片子。返回返回(2)n.平均;平均数平均;平均数 The Houston Rockets lost their first five games by an average of six points. 休斯敦火箭队遭遇开局五连败,平均每场输休斯敦火箭队遭遇开局五连败,平均每场输6分。分。 On (the) average, a powerful
9、earthquake occurs less than once every two years. 通常,强烈的地震每两年发生不到一次。通常,强烈的地震每两年发生不到一次。 Marys school work is well above (the) average. 玛丽的学习成绩远远高于平均水平。玛丽的学习成绩远远高于平均水平。返回返回 平均有平均有(后跟数词后跟数词) 平均起来平均起来above/below (the) averagean average ofon (the) average在平均水平以上在平均水平以上/以下以下返回返回点津点津“the average of .”作主语,谓
10、语动词用单数,作主语,谓语动词用单数,意为意为“的平均数的平均数”。“an average of 复数名词复数名词”作主作主语,谓语动词用复数,意为语,谓语动词用复数,意为“平均有平均有”。The average of 3, 8 and 10 is 7. 3,8,10的平均数为的平均数为7。An average of ten students havent passed the exam in each class.每个班平均有每个班平均有10名学生未通过考试。名学生未通过考试。返回返回2advocate 教材教材P30原句原句However, I still think people sho
11、uld advocate improvements in the way we use energy today. 然而我仍认为人们应该支持改善日常能源的消耗方式。然而我仍认为人们应该支持改善日常能源的消耗方式。(1)vt.拥护;提倡;主张;支持拥护;提倡;主张;支持返回返回Our government advocates the use of energysaving lights.我国政府提倡使用节能灯。我国政府提倡使用节能灯。Some people some present educational systems.一些人主张改革一些现行的教育制度。一些人主张改革一些现行的教育制度。Peo
12、ple advocate that something to protect the environment.人们提倡采取措施以保护环境。人们提倡采取措施以保护环境。advocate reforming(should) be done返回返回(2)n.C拥护者;提倡者拥护者;提倡者an advocate for/of的支持者的支持者/拥护者拥护者To their disappointment, there is no advocate for/of the new policy.令他们失望的是,没有人同意这一新政策。令他们失望的是,没有人同意这一新政策。返回返回3circumstance n环
13、境;情况环境;情况(通常用复数形式通常用复数形式) 教材教材P30原句原句Recycle cans, bottles, plastic bags and newspapers if circumstances allow you to. 如果情况允许的话,把罐头盒,瓶子,塑料袋和报如果情况允许的话,把罐头盒,瓶子,塑料袋和报 纸回收利用起来。纸回收利用起来。 He was forced by the circumstances to do this. 他做此事是为环境所迫。他做此事是为环境所迫。返回返回In/Under the circumstances, we must rely on ou
14、rselves.在这样的情况下我们必须依赖自己。在这样的情况下我们必须依赖自己。At no time and under/in no circumstances will China use nuclear weapons.在任何时间和任何情况下,中国都不会使用核武器。在任何时间和任何情况下,中国都不会使用核武器。返回返回 在这种情况下在这种情况下 无论如何不无论如何不in/under the circumstancesin/under no circumstances返回返回点津点津“决不决不”掉以轻心掉以轻心以下短语均意为以下短语均意为“决不;无论如何也不决不;无论如何也不”,置于句首,置
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