高中英语 {Unit4 Global warming Period 6} 优秀教案 新人教版选修6

用心 爱心 专心 1 Period 6 Summing Up Learning Tip and Assessment 整整体体设设计计 教学内容分析 This is the last teaching period of this unit so the emphasis should be placed on going over and summarizing what has been learned in this unit It includes the following parts Summing Up Learning Tip Checking Yourself and some other consolidation exercises Summing Up summarizes the whole unit from the aspects of topics and vocabulary and grammar The teacher can first use this part to let students sum up what they have learned in this unit and then let them find out what they can t understand very well Learning Tip gives students instructions on which kind of nouns begin with a capital letter Let the students think about what they already know about the rules and what new information they will find Checking Yourself on Page 68 in the Workbook aims at encouraging students to make a self assessment after they finish learning this unit It is very important to improve their learning Of course a testing assessment is also needed In this period the teacher can also provide more practice to consolidate what students have learned in this unit 三维目标设计 KnowledgeKnowledge andand skillsskills 1 To get students to master all the useful new words and expressions in this unit 2 To have students understand the new grammar item the use of it 2 better and enable them to use the sentence patterns correctly 3 To develop the students ability to use the important language points in this unit ProcessProcess andand methodsmethods Design some additional exercises for students to do in order that they can learn to use and grasp all the contents EmotionEmotion attitudeattitude andand valuevalue 1 To encourage students to learn more about global warming and environmental protection 2 To inspire the students to think up more effective measures to prevent global warming 教学重 难点 Using what they have learned in this unit to solve real problems 教教学学过过程程 用心 爱心 专心 2 StepStep 1 1 RevisionRevision 1 Check the homework exercises 2 Dictate some useful new words and expressions in this unit StepStep 2 2 LeadLead inin Ask the students to turn to Page 32 Think about what they have learned in this unit and tick the boxes to see how well they have learned them StepStep 3 3 SummingSumming upup Five minutes for the students to summarize what they have learned in this unit by themselves Then check and explain something where necessary Suggested answers Write down what you have learned about global warming Students answers may vary The temperature of the earth rose about one degree Fahrenheit during the 20th century It is human activity that has caused this global warming All scientists subscribe to the view that the increase in the earth s temperature is due to the burning of fossil fuels Some byproducts of this process are called greenhouse gases which trap heat and warm the earth Without the greenhouse effect the earth would be cooler than it is But scientists don t agree with each other on the effects of global warming Some think it will be a disaster but some others think it s a good thing and we can do nothing to prevent the trend By reading the second passage we also know some easy and effective measures we can take to deal with global warming From this unit you have also learned Some useful words tend oppose state glance quantity range tendency circumstance op posed steady widespread average consume subscribe advocate refresh grap h phenomenon fuel data trend catastrophe flood consequence existence c ommitment pollution growth motor can microwave educator contribution pr esentation disagreement random mild outer electrical casual nuclear per Some useful expressions come about subscribe to quantities of go up result in be opposed to even if keep on on the whole on behalf of put up with so long as and so on greenhouse effect New grammar item the use of it how to use it for emphasis in a sentence Functional items how to express agreement and disagreement blame and complaint StepStep 4 4 PracticePractice Show the exercises on the screen or give out exercise papers PartPart 1 1 VocabularyVocabulary 1 Researchers c living conditions in London with those in other places 用心 爱心 专心 3 2 Their prices are low c to those in other shops 3 I don t think anybody m to her apart from herself 4 He prefers q to quality when food is concerned 5 The d we have collected are not enough to be convincing 6 Everything was in a s of disorder 7 What is the a rainfall for August in your country 8 Each i boy in the class has his own personalities 9 We have been having a few a in the committee lately 10 They were p in the history of music 11 As a c of being in hospital Shelly decided that she wanted to become a nurse 12 A doctor has the t Dr in front of his name 13 The number of the children in the school has d by 500 this year 14 The cooker isn t working because of an e fault 15 The food was cold and the guests quarreled the whole dinner was a c PartPart 2 2 UsefulUseful phrasesphrases 1 在 20 世纪期间 2 导致 3 另一方面 4 通过燃烧化石燃料 5 大量的 6 忍受污染 7 有关系 有影响 8 大体上 基本上 9 高达 5 摄氏度 10 发生 PartPart 3 3 CompleteComplete thethe followingfollowing sentencessentences accordingaccording toto thethe texts texts 1 An energy source is renewable when supplies of it never 2 It is a rapid increase 3 There is that the earth is becoming warming but there is whether it is has caused this global warming or whether it is 4 the greenhouse effect the earth about thirty three degrees Celsius 5 The of carbon dioxide that more heat energy is trapped in the atmosphere the 6 It was Charles Keeling made the amount of carbon dioxide in the atmosphere from 1957 to 1997 7 They also believe the burning of more and more fossil fuels that is this increase in carbon dioxide 8 There are some very different among scientists 9 Sometimes I feel that can t have any huge 用心 爱心 专心 4 problems 10 Finally and most talk your family and friends global warming and tell them what you have learned 11 Remember your PartPart 4 4 MultipleMultiple choicechoice 1 Is it to you that the government is having a hard time now A of much important B of much consequence C of very importance D of much consequent 2 Something must be done to the river from A stop being polluted B stop polluting C prevent pollution D keep polluted 3 There quantities of apples in the basket and there was milk in the bucket A were a number of B was quantities of C was a good many D were a quantity of 4 we get good weather it will be a successful holiday Which is wrong A So long as B Provided that C So long D On condition that 5 Go for a picnic this weekend OK I love getting close to nature A I don t think so B I believe not C I couldn t agree more D I am afraid not 6 Now where is my purse We will be late for the picnic A Come on B Don t worry C Take your time D Take it easy 7 It was not until 1999 regular radio broadcast began A while B which C that D since 8 Can it be in the restaurant we had dinner last Sunday you left your wallet A where where B where that C that where D that that 9 What s the matter with you the window my finger was cut unexpectedly A Cleaning B To clean C While cleaning D While I was cleaning 10 The other day my brother drove his car down the street at I thought was a dangerous speed A as B which C there D what Suggested answers Part 1 Vocabulary 用心 爱心 专心 5 1 compared pared 3 matters 4 quantity 5 data 6 state 7 average 8 individual 9 agreements 10 phenomena 11 consequence 12 title 13 decreased 14 electrical 15 catastrophe Part 2 Useful phrases 1 during the 19th century 2 lead to 3 on the other hand 4 through the burning of fossil fuels by burning fossil fuels 5 a great deal of scores of 6 put up with the pollution 7 make a difference 8 on the whole 9 as much as five degrees Celsius 5 e about Part 3 Complete the following sentences according to the texts 1 run out pared to most natural changes 3 no doubt fierce debate over human activity that just a natural phenomenon 4 Without would be cooler than it is 5 increased amount means causing global temperature to go up 6 a scientist called who accurate measurements of 7 it is resulting in 8 attitudes towards this issue 9 individuals effect on such environmental 10 importantly with about 11 contribution counts Part 4 Multiple choice 1 5 BADCC 6 10 ACBDD StepStep 5 5 LearningLearning tiptip Ask the students to turn to Page 32 Read through the passage and make sure they understand it Encourage them to do as the passage tells because if they are doing so they will be teaching themselves a useful way of using English words StepStep 6 6 AssessmentAssessment 1 Checking yourself on Page 68 in the Workbook First get the students to think about these questions individually Then they can discuss in groups sharing their experience The teacher can join in and give them advice and suggestions where necessary 2 Testing assessment MultipleMultiple choicechoice 1 with the size of the whole earth the biggest ocean does not seem big at all A Compare B When comparing C Comparing D When compared 2 Please tell me how the accident I am still in the dark A came by B came out C came to D came about 3 The accident the death of two passengers A resulted from B resulted in C resulted of D resulted with 4 It is in the west of China there is no doubt it is going to rain tomorrow 用心 爱心 专心 6 A where whether B that that C that whether D where that 5 It was 1969 the American astronauts succeeded in landing on the moon A that B when C on which D which 6 It was back home after the experiment A not until midnight did he go B until midnight that he didn t go C not until midnight that he went D until midnight when he didn t go 7 There s some doubt he ll keep his promise A whether B if C that D which 8 The parents were all for the children s safety A concerned concerned B concerned concerning C concerning concerning D concer