1.2子集、全集、补集 (2).doc

【课题名称】M5U3 Project课型新授课时【学习目标】After the class, students should be able to1. Learn how to prepare a debate.2. Take nature more seriously.【学习重点】1. Learn the importance and necessity of cooperating2. Come up with good points by reasonably dealing with the information.【学习难点】Use whats been learned to complete a project.【学法指导】Teachers -class, individuals, pairs work, read, practice【知识链接】In this part, students will learn about man and nature. After reading the two articles, they are supposed to form some opinions, which will help them outline their debate.【导学过程】（学习方式、学习内容、学习程序、问题）导学留白预习导学 课前自主学习一预习Unit1第58至第59页上面的单词：二根据预习情况默写出下列单词和短语：（自学展示）1.单词：1）农业_ 2）水道；航道；隧道_3）灾难；灾祸_ 4）准许， 许可，批准_5）收入；收益_ 6）使惊吓；使惊恐_7）从基因上_ 8）插入；嵌入_9）害虫_ 10）利润；获益_2. 短语：1）赞同，支持_ 2）观点_3）转基因的_ 4）食物链_展示导思 课中合作探究Step1: DictationStep2: Lead-inLook at the pictures and tell the class what they make you think of.Step3: Reading1. Read the first article fast and give the main idea of each paragraph.ParagraphMain idea2. Reading the first article carefully and answer the following questions.1) What have people done to nature?2) If we continue in this way, what might happen?3) What did developed nations do decades ago? What are they concerned about now?4) What are poorer nations doing now? Whats their purpose for doing so?3. Discuss the following questions in groups.1) Which is more important, economic development or protecting nature?2) Do you think it contrary (矛盾的) to develop economy while not damaging the environment?4. Reading the second article and answer the following questions.1) What are peoples different attitudes towards the study of genetics?2) What is one aim of GM research talked about in the article?3) What are the problems about GM food and GM plants?4) What is many countries attitude towards GM food? Why do they hold such attitude?5. Complete the table according to the second article.GM food: hope or danger?SituationThere has been great progress in the study of_1_.Doors have been opened up to _2_ that never existed before._3_in which a plant or an animal can be genetically modifiedFirst , new material can be inserted into its DNA to give the plant or animal _4_ which it would never have in natureSecond, _5_can be taken from the DNA of a plant or animal in order to remove qualities which are not desired.Aim of GM researchOne _6_of GM research is to produce food which will make us healthier.GM plants have larger_7_._8_about GM foodNo one really knows whether it is _9_for animals or humans to eat.No one knows what _10_the GM material might have on the food chain.Step4: Language points.Important phrasesin favor of_in nature_focus on/ upon_be concerned about_be blamed for_meet ones needs_at a fast pace_be limited to_rather than _have an effect (effects) on_-give permission to_after all_live on the planet_in this way_in favor of_point of view _meet ones own need_cause/spell a catastrophe_look around _be cautious with_decades of _at a fast pace_hundreds of thousands of acres of_work together_make sure_defend oneself against_.Important sentences:1. Not everything that is best for nature is good for people. (L7-L8)Everything that is best for nature is not good for people.并非所有对自然来说是最好的就意味着对人类来说也是好的。拓展：not 与以下词构成部分否定：all, everyone, everywhere, every, everything, both全部否定的词：none, nobody, no one, neither, never, nothing, nowhere并非所有的鸟都会飞。_他们俩都不去那儿。_他们俩并非都去那儿。_Put the following sentences into Chinese.1) Not all the boys enjoy playing football. _ 2) Peter is not always late for school. _3) - Is John sometimes angry with you? - No, he is never angry with me. _4) - Did they both pass the driving test? - No, one of them failed. _5) Pandas can not be found everywhere in Africa. _Put the following sentences into negative ones.1) Not all boys enjoy playing football. _ 2) Peter is not always late for school. _3) - Did they both pass the driving test? _4) Pandas can not be found everywhere in Africa. Pandas can be found _ in Africa.2. Would everyone say that economic development should be stopped in favor of nature? (L8-L9)a) do something in favor of 对有利 b) be in favor of 赞同1) Easy questions are prepared in favor of those who have difficulty in understanding the text. 2) Most people are in favor of the new project. _Most people are for the new project. Some people are against the new project.in favour of 有利于，赞同（接名词、代词和动名词） ask a favour of 拜托某人do sb. a favour = do a favour for sb. 帮助某人 find favour with a person 受青睐favour sb. with sth.对某人施恩惠Will all those _ the proposal raise their hands?A. in relation to B. instead of C. in honor of D. in favor of3. Other people argue that such thinking may cause a catastrophe, unless we start to look around and understand how a clean environment benefits us all. (L11-L13)意思为：其他人则争辩说，这样的思维也许会招致大灾难，除非我们开始关注周围的环境，懂得清洁的环境能够造福人类。You will miss the flight, unless you set out right now.argue v. 争辩，辩论，主张 argue with sb. about /over sth. 因某事同某人争论 argue for / against sth. 为赞成或反对某事而争辩argue that 主张 argue sb. into / out of doing sth. 说服某人做/停止做某事 1. They are still _, we could hear them down the road. 他们还在吵，我们在路上都能听见。2. The report _ tax increases. 这篇报道反对加税。3. We _ the waiter _ the price of the meal. 我们跟服务员争论这顿饭的价钱。4. You should argue him _ _ hurting himself. 你应该说服他别再伤害自己。5. I _ that we need a larger office. 我据理力争我们需要一个更大的办公室。1. Other people argue that such thinking may cause a catastrophe, unless we start to look around and understand how a clean environment benefits us all. (P58)意思为：其他人则争辩说，这样的思维也许会招致大灾难，除非我们开始关注周围的环境，懂得清洁的环境能够造福人类。You will miss the flight, unless you set out right now.argue v. 争辩，辩论，主张 argue with sb. about /over sth. 因某事同某人争论 argue for / against sth. 为赞成或反对某事而争辩 argue that 主张 argue sb. into / out of doing sth. 说服某人做/停止做某事 1. They are still _, we could hear them down the road. 他们还在吵，我们在路上都能听见。2. The report _ tax increases. 这篇报道反对加税。3. We _ the waiter _ the price of the meal. 我们跟服务员争论这顿饭的价钱。4. You should argue him _ _ hurting himself. 你应该说服他别再伤害自己。5. I _ that we need a larger office. 我据理力争我们需要一个更大的办公室。China has succeeded in producing clones of cows and goats, and continues to research ways in which cloning can benefit mankind. (L32) This book will benefit you. (vt.)You will benefit from this book. (vi.)This book will be of benefit to you. (n.)This book will be beneficial to you. (adj.)2. The developing and developed countries of the world need to work together to ensure that people enjoy healthy and happy lives, without the environment around them suffering. (L25)世界上的发展中国家和发达国家必须携手合作，确保人们能够享受健康和富庶的生活，同时又不损害其周边的环境。develop the habit of develop the filmwith 的复合结构：The murderer was brought in, with his hands _(tie) behind his back.I like to sleep _ _ _ _.( 开着窗户）He came in _ _ _ _ _ _ _. (脸上带着灿烂的笑容）He found the house without difficulty _ _ _ _ _ _. (有小孩带路）_ _ _ _ _ _ (有两次考试要担心), we lead a busy life. 辨析：argue / debate / quarrel / discussargue指说理、论证，侧重摆事实，试图说服对方，也可能是激烈的交换意见，以以致争吵；debate 指正式的辩论，交锋quarrel 指由于对某事不满而生气，同某人争吵，吵架discuss 着重指交换意见，不含有说服对方的意思。4. Many developed nations are now concerned about saving nature rather than developing or destroying the nature. (L14-L16)rather than 而不是, 连接两个并列成分。我想要一杯冷饮，而不是咖啡。_是Mr Smith，而不是他的工人们，要为这次意外负责。_拓展： 宁愿做而不愿做would rather do than do= would do rather than do=prefer to do rather than do我宁愿呆在家里，而不愿去逛街。_would rather+从句（虚拟语气）表示与现在或将来的愿望， 从句用过去式表示过去的愿望， 从句用过去完成式。 我宁愿下个月来。_5. In doing so, they are using up natural resources at a fast pace. （17-L18）at a fast pace pace n.速度They are using up natural resources at a fast _.They are using up natural resources _.The divorce rates in Shanghai, Beijing and Guangzhou rise at a fast rate. _6. The developin