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1、Period Developing ideas课前自学导引Whats really green?什么是真正的环保？我们大多数人都知道我们必须保护环境，并且我们大多数人都采取措施来节约能源，减少浪费和污染。但最近，一些“绿色真理”被证明只有一半是真的，甚至完全是假的。这里有一些常见的例子。哪些是真正环保的？纸质购物袋比塑料袋好。塑料袋会造成垃圾，对野生动物是一种危险，野生动物会误把塑料袋当作食物。塑料需要几百年才能分解，而纸张需要的时间则要少得多。正因为如此，人们认为纸袋是更好的环保选择。然而，制作纸袋所消耗的能源是制作塑料袋的四倍，水的消耗量是塑料袋的三倍。这个过程还会产生更多的温室气体。事实
2、上，这两种袋子都不利于环境。所以，当你去购物的时候，带上一个可重复使用的袋子。？当你关掉一个设备，它就会停止耗电。当我们关掉电视等设备时，它就会进入待机模式。处于这种模式的设备仍然耗电，而处于待机模式的旧设备可能耗更多的电。这是因为即使在设备关闭时，电力仍会继续从设备中泄漏。要确保您的设备真正关闭，请从电源上拔下插头。？吃当地的食物对环境有好处。这似乎是常识：吃当地的食物应该对环境更有利，因为它不需要长途运输，并在运输过程中保持低温。不幸的是，事情并没有那么简单。消耗大部分能源和产生大部分温室气体的是粮食生产，而不是运输。在某些情况下，即使考虑到运输，当地农产品所消耗的能源和产生的温室气体也可
3、能比在很远地方种植的农产品要多。？淋浴比泡澡好。这取决于你淋浴的时间和你的浴缸有多大。如果你淋浴时间超过8分钟，你将用掉和在浴缸洗澡时一样多的水大约50升水。因此，关键是尽量缩短淋浴时间。环境意识现在是日常生活的一部分。但值得审查一下常见的想法和观点，看看什么是真正环保的。课堂合作探究1amount n. 数量，数额vi. 合计；总计(P68)归纳拓展(1)a large amount of不可数名词，谓语动词用单数large amounts of不可数名词，谓语动词用复数no amount of 即使再大(或再多)的(也不)any amount of 无数的，大量的(2)amount to
4、合计；等于A_large_amount_of money was spent on the new building.Large_amounts_of money were spent on the new building.建这座新大楼花了很多钱。The total cost of repairs amounted_to $100. 修理费用总计达100美元。(1)单句语法填空A large amount of water _ (waste) every day.Large amounts of water _ (waste) every day.Their annual income am
5、ounted _ 90,000 yuan last year.答案：is wastedare wastedto(2)单句写作再多的金钱也比不上那样的记忆。_ can equal memories like that.答案：No amount of money2remove v. 移走，搬走，去掉；脱去；摘下；开除，解除(职务)(P69)归纳拓展remove . from . 把从移开remove from . to . 从搬迁到remove sb. from school/office/ones position 开除/免职remove ones clothes 脱下某人的衣服remove o
6、nes doubt 消除某人的疑惑The student removed his jacket and began to remove the ink in it.那个学生脱掉夹克，开始除去上面的墨水。The company has_removed_from London to Oxford.这家公司已经从伦敦搬迁到牛津。Teenagers shouldnt be_removed_from_school although they dont do well in studies. 即使青少年们在学业上做得不好，也不应该被学校开除。易混辨析remove, move相同之处两词都有“移动，搬动”之
7、意，表示“迁居，搬家”时二者均可区别remove强调完全放弃原来物体所处的位置而到达新的地点，remove还可以表示“开除、消除、除去”等意思；move强调“移动、搬动”，指事物位置和姿态的改变形象记忆(1)单句语法填空She removed my name _ the name list.He _ (remove) from the company yesterday.答案：fromwas removed(2)选词填空(remove/move)First, she _ the dishes from the table. Then she asked her husband to _ the
8、 table.答案：removed; move3urge v. 竭力主张，强烈要求，敦促n. 强烈的欲望；冲动；迫切的要求(P71)归纳拓展(1)urge sb. to do sth. 力劝某人做某事，敦促某人做某事urge that . 敦促/力劝(从句用虚拟语气，即从句谓语用“should动词原形”，should可省略)(2)have all urge to do sth. 有做某事的欲望/冲动(3)urgency nU 紧急，紧迫urgent adj. 紧急的；急切的He urged his parents to_approve_of his marriage.他强烈要求父母同意他的婚事
9、。I urge_that you (should)_be_accustomed_to acquiring knowledge from the Internet as soon as possible.我劝你尽快习惯从互联网上获取知识。They have_a_strong_urge_to_learn to read and write.他们迫切地要求学习读写。单句语法填空More and more people urge the government _ (do) more for the disabled.Many concerned Chinese have repeatedly urge
10、d that immediate actions _ (take) to improve the traffic situation.They forecasted an _ (urgency) storm warning.答案：to do(should) be takenurgent4concerned adj. 焦急的，担忧的；关注的，关切的(P71)归纳拓展(1)be concerned about/for 担心，关心be concerned with sth. 与某事有牵连as far as Im concerned 就我而言，依我看(2)concern nU 担心；关切 C 关心的人
11、(或)事vt. 涉及，参与；(使)担忧show/express ones concern for/about . 对表示关心/担心(3)concerning prep. 关于；有关Im_concerned_about the future of wildlife in Africa.我很担心非洲野生动物的未来。I am not concerned_with that matter any longer.我和那件事情不再有牵连了。As_far_as_I_am_concerned,_he is the right man for this job. 我认为他是做这份工作的合适人选。He asked
12、 several questions concerning the future of the company.他问了几个有关公司前途的问题。名师点津concerned用作前置定语时，表示“焦急的”“担忧的”；用作后置定语时，表示“有关的”“有牵连的”。(1)单句语法填空His mother is always concerned _ his future and his happiness.You should pay attention to questions which are concerned _ personal problems.答案：about/forwith(2)单句写作依
13、我看，健康和财富对我们生活都很重要。_， both health and wealth are important to our life.答案：As far as I am concerned5contribute v. 促成，造成(某事发生)；捐赠，捐献；(为报纸、杂志、电台或电视节目)撰稿(P72)归纳拓展(1)contribute . to . 把捐献给contribute to 为做出贡献；有助于，增进；导致；给投稿(2)contribution n. 捐献；贡献；投稿make contributions to 对做出贡献More and more people are willin
14、g to contribute food and clothes to the homeless people.越来越多的人愿意为无家可归的人捐献食物和衣服。His visit contributed_to a better understanding between the two countries.他的访问有助于增进两国之间的了解。Yuan Longping made_great_contributions_to the development of agriculture.袁隆平为农业的发展做出了巨大的贡献。(1)单句语法填空His bad eating habits might have contributed _ his heart disease.He made a very positive _ (contribute) to the success of the project.答案：tocontribution(2)单句写作老一辈革命家为国家的独立做出了巨大的贡献。The revolutionists of the older generation _
