if条件状语从句教案.doc

1、全国中小学“教学中的互联网搜索”优秀教学案例评选教案设计一、教案背景1，Facing students： Middle school 2 2. Subject：English2. Class hour：23Before the s tudents to：Read the text early, understand the general meaning. Review the new words, must read the pronunciation of the word.Self-study d ialogue, thinking about the problem of after

2、class二、教学课题教养方面：1. To read the dialogue accurately, fluently.2. Understanding the text content, can according to the text imagination of the sentence.教育方面：1. To understand the conversation of talking about Australia.2. To learn how to introduce a famous place.3. To learn Instructive Attributive Clau

3、ses with that发展方面：Train envision ability of the students, thinking ability, language ability.三、重点难点1. Key vocabulary : friendship n. 友谊 classmate n. 同班同学in fact 事实上 personal adj.个人的2. if 引导的条件状语从句四、教学方法Bottom-up, interactive approach五、教学过程Explain how to import the courses, mainly the school of desig

4、n, knowledge developing etc.Teaching point：To understand the conversation of talking about Australia.教学过程：课前延伸设疑激趣，导入新课。If there is no buying and selling of animals, there will be no killing in nature. The students wont have a sports meeting this weekend if it rains If she comes here tomorrow, I wil

5、l tell you. 翻译以上几个句子。课内探究Step 1If 从句的构成:If you ask him， 从句he will help you主句如果你请他帮忙，他会帮你的。 Print the photo if you like it. 如果喜欢这张照片就把他打印出来。 主句 从句If：从属连词，意思是：“如果，假如，倘若”Step 2If 从句的位置：if 引导的条件状语从句既可以放在主句前，也可以放在主句后。从句位于主句之前时，常用逗号与其隔开。Step 3If 从句的时态：主祈从现：If you want to get good marks,study hard.listen t

6、o teacher carefully.do homework by yourself.If you want to get good marks,Dont talk in the class.copy homework.cheat in the exam.主将从现：If it is sunny this weekend, I wont stay at home.I wont watch TV.If I have enough money, I will buy a mobile phone.I will buy a car.If I invite foreigners to China, I

7、 will go to West Lake.I will go to Mount Tai 主情从现 (can may should must )：1 If you tired , you must have a rest.2 If you feel hungry, you should eat something.3 If you are ill, you should go to see a doctor.虚拟语气的条件或假设时，从句多用过去时或过去完成时：If I were you, I would invite him to the party.I would have arrived

8、much earlier if I had not been Caught in the traffic1. If he hard, he will get good grades.A. study B. studies C. will study D. studiedif 意为“ 如果”，引导条件状语从句，可放在主句后，也可放在主句前，常用逗号隔开， 主将从现，选 B。2. Mary will go to San ya if she a five-day trip.（ ）A. have B. hadC. will have D. hasif 意为“ 如果”，引导条件状语从句 ,主句用将来时态

9、，从句用一般现在时，选 D3. Please stay at home if it tomorrow.A. rains B. rainedC. will rain D. rainif 引导条件状语从句 ,主句放在从句之前，主句是祈使句，从句用一般现在时，选 A精讲点拨if 引导的条件状语从句与 if 引导的宾语从句的区分：1、if 在句中的含义不同：I want to know if he is a teacher.whetherif 在宾语从句翻译为“是否” 。Ill go to see you if I am free next week.如果if 在条件状语从句中翻译为“如果”2. if

10、 在从句中的位置不同：I dont know if the train has arrived.I will go out tomorrow if it doesnt rain.If 引导的宾语从句放在主句之后；而 if 引导的状语从句可放在主句之前也可放在主句之后If 引导的条件状语从句放于句首时多用逗号隔开；而 if 引导的宾语从句则不能。3. 时态要求上有区别：(1 ) I want to know if there a sports meeting next month.If 引导的宾语从句的时态由主句及本身时态决定(2) If it , well hold it.If 引导条件状语从

11、句的时态为一般现在时记住“主将从现” 学后用 Practice一、找出下列句子中那些是 if 引导的条件状语从句，那些是 if 引导的宾语从句？1. Can you tell me if she can come to the meeting ?2. She will not go there if it is rainy tomorrow.3. I cant guess if she will be angry .4. If we help each other , we both will get good results二、用所给词的适当形式填空。1 If I _(not underst

12、and） ， I will ask my teacher for help .2 If I _(copy ) your homework ， I will cheat myself .3 If she _(not get ) up early，shell miss the early bus .4 If your mother_ (buy) the book for you ，it will be good for your study.课后提升1、If she here tomorrow, I will tell you.A. comes B. will come C. come D. ca

13、me2、Im waiting for my friend. , Ill go shopping alone. A. If she comes B. If she doesnt come C. If she wont come3、Tom wants to know if you will have a picnic tomorrow. Yes. But if it _, well play chess instead.A. will rain B. rained C. is raining D. rains4、If Tom _ the game, well give him a surprise

14、“.A. win B. wins C. won D. miming二、用所给词的适当形式填空。1. If you _(feel) tired, you _ (have) to have a rest.2. Where _ he _(see) the film if he _(have) time?3. If there _(be) fewer trees, there _( be) more pollution.4. He _(dress) more casually if he _( not work) on weekends.5. If Marcia _(live) alone, she

15、_( keep) a pet parrot.6. Lana _ buy) a new dress if the old one _(be) out of style.7.The twins _(fight) if they_(argue).8. I _(have) a bake sale if I _(need) money for education.9. Peter _( send) me a beautiful souvenir if he _(tour) Spain.10. If Mr Green _ (say) I am hard- working, my parents _( fe

16、el) glad.三完成句子。1.如果他到的晚了会发生什么事情？What _ _ if he _ late?2. 如果努力学习，你就会取得好成绩。If you_ _, you _ _good _.3. 他如果看电视太久了，他的父母会不高兴。If he _ TV too much, his parents _ _unhappy.4. 如果我们为他组织生日聚会，大家都会来的。Everyone _ _ if we _a birthday party _ him.5.如果明天不下雨，我会和你一起去公园的。If it _ _tomorrow, I _ go to the park _you.6. 如果她

17、睡过头了，就会旅游迟到的。he_ _ _ _ the trip if she _ _(go) to the beach if it_ ( not rain) this week.7. The twins _(fight) if they_(argue).8. I _(have) a bake sale if I _(need) money for education.9. Peter _( send) me a beautiful souvenir if he _(tour) Spain.10. If Mr Green _ (say) I am hard- working, my parent

18、s _( feel) glad.11.I _(go) to the beach if it_ ( not rain) this week教学反思1、预习指导没有及时跟上，学生对于投入新课比较慢，在以后的教学中要注重预习指导。2、个体与个体差别比较大。因此，讲得太深，没有照顾到整体。应该充分了解及分析学生实际情况，实事求是，具体问题具体分析，做到因材施教，对授课效果有直接影响。 3、帮助学生理清语法，探寻规律，在运用中学习，在语法教学中要侧重于运用而不是死抠语法点，在句型操练的基础上，进而学习英语的词法和句法。在学习词法和句法时，又借助句型操练，变语法知识为运用英语的能力。4、分层要求，在作业的布置上，对于基础不好的学生，相对的作业难度要降低以助于充分调动大部分学生的积极性。5、在听说课中也不要完全忽视训练学生的动笔能力，要适度的添加一些活动培养学生记笔记的好习惯。6、努力构建和谐的师生关系，创造乐教乐学的喜人局面六、教师个人介绍省份： 山东 学校：王坟初中 姓名： 王丽芳 职称： 电话： 05363734927 电子邮件：通讯地址：山东省青州市王坟镇王坟初中从当上教师的两年以来我一直默默的耕耘在三尺讲台上，努力地向老教师学习，追求进步，一切以成为一名优秀的教师为目标。希望得到更多同仁的指教。