高一英语必修四unit4学案.docx

充满诗意的虚拟语气山东省宁阳实验高级中学徐金红 2011年7月27日 20:50项目内 容教学内容虚拟语气（ the subjunctive mood）之虚拟条件句学习目标从以下学习目标中确定四类、每类至少一项作为自己本课时的学习目标。语言知识三种时态下的虚拟条件句的主从句的基本结构语言技能（1）能形成语法探究的基本技能（2）能理解虚拟条件句在英语中所起的作用语言运用在实际生活中运用虚拟语气来表达和交流文化意识进一步强化对应于所呈现的思维方式的理解情感态度在学习中进一步培养小组合作探究的意识学习策略（1）进一步形成基本运用探究语法的策略（2）进一步强化小组合作学习的策略和意识课时任务准确熟练应用虚拟语气进行真实交流评价标准从以下标准中选定至少两项作为你本课时学习的评价标准。（1）能识别虚拟条件句、含蓄条件句、混合条件句（2）能掌握虚拟语气的意义和功能（3）能熟练运用虚拟表达自己的思想和观点 （4）借助小组合作探究，更好的完成任务学习资源预习教学案 多媒体预设时间学习步骤学习目的教学方案学习方案学习资源第1-2分钟leading in营造英语氛围，激活虚拟语气图式 欣赏Clifford Grey的歌曲MP3 If you were the only girl in the world欣赏歌曲，尽量不看预习案上的文本MP3及预习案第3-5minutesWarming up唤起学生的兴趣，让学生意识到虚拟语气的广泛应用，明确任务让学生齐读If you were the only girl in the world歌词，其实也是一首英文诗，引导学生找出该诗的虚拟条件句；欣赏另一首诗望夫石 朗读If you were the only girl in the world和望夫石PPT呈现诗歌文本及插图第5-10minutesPresenting让学生对于虚拟条件句有一个基本了解PPT呈现一些简单的虚拟条件句，学生找出其主从句谓语部分基本结构属于哪种类型分组读句子并归纳结构，在老师帮助下，完成结构图式PPT及教学案呈现的句子第11-20minutesDemonstrating学以致用，掌握虚拟条件句图式及含蓄条件句，省略条件句的等图式根据图片和提示进行造句训练，注意三种不同时态；进行变式训练大胆发言，熟练掌握图式PPT及教学案的内容第21-25MinutesDiscussing在小组讨论中熟练运用虚拟条件句给出两个话题进行小组讨论：What would you do if you had a lot of money？What would you do if you were a headteacher?小组内踊跃发言；小组展示PPT及教学案的内容第26-36MinutesConsolidating检验学生掌握程度学生完成学案，然后小组内讨论合作交流。 组内相互更正，解决个别问题。老师解决共同问题。 教学案上的内容第37-44MinutesSummarizing让学生巩固所学内容学生系统总结本节语法要点，老师适当补充总结虚拟条件句结构及功能图式PPT第45minutesHome-work巩固本课所学内容课后完成一篇作文学生自我反思评价并总结教学案课前预习简案一请欣赏这首小诗，完成两个小任务：1.有感情地朗读并试着唱出来（我的学生为音乐生）2.找出诗中虚拟条件句，并观察主从句谓语特点If you were the only girl in the worldand I were the only boy!Nothing else would matter in the world todaywe could go on loving in the same old way!A garden of Eden just made for twowith nothing to mar our joyI would say such wonderful things to youthere would be such wonderful things to doIf you were the only girl in the worldand I were the only boy!(byClifford Grey)二观察并分析下列句子的结构，判断是与什么时态相反的虚拟语1. If I knew her number, I could ring her up. 2. If I were you，I would help the teacher.3. If you had taken my advice, you would not have failed in the test. 4. I didnt see your sister at the meeting. If she had come, she would have met my brother.5.If it were to rain tomorrow, the meeting would be put off. 6.If you came tomorrow, we would have the meeting. 课中探究简案Step 1: Leading-in欣赏Clifford Grey的歌曲MP3If youwere the only girl in the world（歌词见预习案）Step 2：Warming up1.学生齐读If you were the only girl in the world歌词，找出虚拟条件句;学生分析完，老师再用PPT呈现，加深印象2.学生朗读唐诗: 望夫石 望夫处，江悠悠，化为石，不回头。 山头日日风复雨，行人归来石应语3. 朗读望夫石的英文版，找出虚拟语气（最后一句）Where she awaits her husbandOn and on the river flows.Never looking backTransformed into stoneDay by day upon the mountain top,Wind and rain revolve.Should the journeyer return,This stone would utter speechStep 3 presenting分析预习案中的含有虚拟语气的句子，分析是与现在过去还是将来相反，分析完，再用PPT呈现句子及结构图1. If Iknew her number, I could ring her up. 2. If I were you，I would help the teacher.3. If you had taken my advice, you would not have failed in the test. 4. I didnt see your sister at the meeting. If she had come, she would have met my brother.5.If it were to rain tomorrow, the meeting would be put off. 6.If you cametomorrow, we would have the meeting. 所述情况从句主句与现在事实相反If+主语+动词过去式（be动词用were）主语+ would/could/might/should+ 动词原形与过去事实相反If+主语+动词过去完成式主语+ would/could/might/should+ have + 过去分词与将来事实相反 if+主语+动词过去式 if+主语+were to + 动词原形 if+主语+should+动词原形主语+ would/could/might/should+ 动词原形Step 4. Demonstrating1呈现几幅图片和关键词提示，让学生根据图片和提示，利用虚拟语气造句子2. More exercises:Completethe sentences using the correct forms of the verbs in brackets. . Miss Jiang explainedthe homework to the class yesterday. If Alfred (pay) _ more attentionat the time, he (not miss) her instructions. Im sorry, I dont havea compass. Of course ,I (lend) it to you if I (have) _ one. Len doesnt think he willever win a poetry competition. If, by chance, he (win)_, he (spend)_the prize on a computer. . Luckily, Janet is good atwriting in English. If she (not write) _ well, she (spend) _ moretime practicing. If I (be) _ you, I(take it easy) _ and go home early. Sue missed the party lastnight. Im sure that if she (be) _ there, she (meet) _ some reallyinteresting people. 3.变式训练（1）再读望夫石尾句Should the journeyer return,This stone would utter speech.（省略且倒装）（2）呈现例句(含蓄条件句错综时间句)：Without water, there would be no living things. But for your help, we could not havesucceeded. If he had set out（过去）earlier, he would be（现在） home nowStep 5 Discussing给出两个话题进行小组讨论，然后小组在全班展示，老师评价。What would you do if you had won a lottery？Whatwould you do if you were a headteacher?Step 6 Consolidating1.合并句子Lookat the examples. Sentence A tells us the real situation. Sentence B tells uswhat would have happened if the situation had been different. Now write asentence B for each sentence A A. Igo to gym every day. B. If I didntgo the gym every day, I would put on weight.A.He didnt work had. B. If he hadworked hard, he would have passed the exam. A. Shirley liked to writepoems, so she practiced every day. B._.A. She didnt know how toconvey her feelings effectively in a poem and her older brother often laugh ather. B._. A. She read manybeautiful poems and gradually her writing skills improved. B. _. A. She was so satisfiedwith her improvement that she entered a poem in a poetry competition. B._. A. The poem she entered did nothave an appropriate ending and she did not win first prize. B._.2. Multiple choice1）.Hadyou listened to the doctor, you _ all right now.A.areB.wereC. would be D. would have been2). _ any change aboutthe date, please tell me immediately. A. Will there be B. Should therebe C. There will be D. There should be3). _ today,he would get there by Friday. A. Would heleaveB. Was he leaving C. Were he toleaveD. If he leave4 ). Should itrain, the crops _ . A. would besavedB. would have been saved C. will besavedD. had been saved5) You _ comeearlier. The bus left a moment ago.A.wouldB. shouldhaveC. mayD. have Step 7 Summary完善汇总虚拟语气的结构和功能图式：三种时态下的虚拟条件句；错综时间条件句；含蓄条件句；省略if的虚拟条件句。（学生在笔记本上完成结构图）Step 8 homework1.把讨论内容写成一篇小短文2. Multiple choice1. I _ you somemoney, but I hadnt any on me then.A. would lend B.would have lent C. could lend D. may have lent2. A few minutesearlier and we _ the railway stationA. have caught B.had caught C. could have caught D. were to catch3. What should we do ifit _ tomorrow?A. shouldsnow B.would snow C.snow D. will snow4. You _ sucha serious mistake if you had followed his advice.A. may notmakeB. might not make C. shouldnt havemadeD. might not have made5. We _ the work ontime without your help.A. hadnt hadfinishedB. didnt have finishedC. couldnt havefinishedD. cant have finished6. - “Where haveyou been?”- “I got caught in traffic; otherw