八年级英语下unit5学案
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八年级(下)英语学科导学案Unit 5 If you go to the party,you’ll have a great time!(Section A)一、学习目标:1、词汇和短语:organize,clean-up,flower,let in,be late,be sorry,make somefood,have a great time,take away,bring food to the party,ask them to leave,wear jeans2、语法:if 引导的条件状语从句。
二、教学重点和难点if 引导的条件状语从句,能利用条件状语从句谈论真实条件下事情的后果或影响。
三、导学过程:(一)语法介绍:if 引导的条件状语从句1、含义:if引导的句子在复合句中表示条件,做主句的条件状语,因此称为条件状语从句。
2、结构:仔细观察以下例句,然后补全下面结论所缺部分。
1)If it doesn’rain tommorrow,I’ll go to the park.2)My sister will go shopping with you if she has time tommorrow.结论:从句可以放在主句前或主句后。
从前主后逗号隔开,主前从后if连接.3、if引导的条件状语从句与主句的时态:主三从现1)主将从现:如果主句是一般将来时,从句则用一般现在时表将来。
例:If it rains tomorrow,I will stay at home.2) 主情从现:主句含有must,may,can等情态动词,从句用一般现在时表将来。
例: You must stop if the traffic light is red.3)主祈从现:如果主句是祈使句,从句用一般现在时表将来。
例:Please put up your hands if you have any questions.3、if引导的条件状语从句可用简略结构。
I’m for the decision if you are ( for the decision).If (it is )possible, I’ll pick you up at the station.4、if引导的条件状语从句不用some或some开头的不定代词,用any或any开头的不定代词.I have no questions now. If (I have) any, I’ll ask you again.Please ring me if (you have) anything. 5、注意区分if引导的条件状语从句和宾语从句。
--How is the weather tomorrow?--I don’t know if it _______ tomorrow.--Well, if it ______, I won’t go for a picnic with you.A. will rain, will rainB. will rain, rainsC. rains, will rainD. rains, rains6、if引导的条件状语从句可与“祈使句+and/or+简单句”互换。
If you work harder, you’ll pass the exam. = Work harder,and you’ll pass the exam.If you don’t hurry up, you’ll be late. = Hurry up, or you’ll be late.语法专练:1.If she ______ (finish ) work early ,she ______(go) home.2.If the weather______(be)fine,we_______(go)for a walk .3. If I_____(have) time tonight ,I _____ (finish) reading the book4. If it_____ (rain) next weekend , we_____ (not be able to ) plant the vegetable .5.If it_______(rain),we______(stay)at home6.If she______(arrive) ,she _____(phone) me .7. If he_____(call),I (come) back.8. Unless you_____(work) harder ,you_____(not)pass the the exams9. He _____(not speak ) to you unless you_____(speak) to him first .10.I don’t know if it ______(rain) tomorrow .If it _____(rain) , we _____(not go )to school小练笔: 根据中文提示,完成句子。
1、如果明天不下雨,我就去长城。
___________________________________2、如果明天是晴天,我们就去爬山。
_______________________________3. 如果你参加聚会,你将会过得很开心。
If you _______ the party, you ________.4. 如果明天下雨,我们将不去野餐。
If it __________ tomorrow, we __________.5. 如果你经常听英文歌,你将会喜欢英语的。
If you often _____, you __________.(二)重点词语:1、let sb. in/outLet sb. do sth. 如sb. 后用了by, in, out等adv.时,可以省略v.let me get in=let me in, let me pass by= let me by让我过去如有时间状语,则动词不可省。
We let him (come )in.(可省)We let him come in last time.(不可省)2、have a great time 意为―玩的愉快‖同义短语: have a good time, have a happy time, have fun, enjoy oneself.3、organize v. 组织,安排名词形容词4、the rules for………的规定We must obey the rules for the experiment.5、bring…to…bring …to…意为―把…带到…来‖,离说话者越来越近。
反意词组take…to…例:Don’t forget to bring your book to me.6、ask sb. to do sth.常用这种结构的动词还有:order, teach,want,tell,等。
它的否定短语是:7、take awaytake away为动副词组,当宾语是代词时,要放在中间。
例如:I don’t like these books,please _________. 我不喜欢这些书,请把它们拿走。
8、Half the class won’t come.half 意为―一半的‖,adj. 一般放在冠词、物主代词或指示代词之前。
例:Half the boys are playing football.half of the+n.(pl.)或half of +pron.(宾格pl.)意为―半数的……‖,做主语时,谓语动词由half后面的名词或代词决定。
例:Half of the books are old. Half of the time is wasted.(三)短文分析:P36 :1、找出重点短语。
1)不要带食物到晚会上来。
2) 把它拿走3) 带外校的朋友来4)让他们离开2、根据短文信息找到相关答案:If you ____________________________, the teachers won’t let you in.If you ____________________________, you’ll have to leave.If you ____________________________, the teachers will take it away.If you bring friends from other schools, the teachers ________________.If you leave the gym during the party, the teachers ________________.If you don’t have your ID card, you _______________________________.七、达标检测一)填空1.If I_______(go)to your birthday party, I __________(bring) some snacks.2.If you ____ (take) the bus to the party, you ________ (not be) there on time.3.If it _____ (rain) tomorrow, we __________ (not have) the sports meeting.4.If it ____________ (not rain) tomorrow, we __________ (climb) the mountain.5.If you _______ (do), you _________ (not be) late for school6.If he ________(do), he _________ (have) a great time.7. If he_________ (have) enough time tomorrow, he_________ (meet) you at his office.8. When Ann called me, the barber_________ (cut) my hair.9. If you _________ (help) others in trouble, you_________ (be) happy.10. What_________ (happen) if there is no water or air on the earth?二)单项选择1. The volleyball match will be put off if it ________.A. will rainB. rainsC. rainedD. is rained2. There ________ a football game on TV this afternoon.A. is going to haveB. will beC. is going to playD. will play3. This work is ________ for me than for you.A.difficult B.the most difficult C.most difficult D.more difficult4. I'll catch up with Lucy before she ________ the finishing line.A.reach B.is reaching C.reaches D.will reach5. Excuse me. Could you tell me ________?A.where's the teachers' office B.where's the bus stopC.what's she doing D.where the post office is6. I won't go if it ________ tomorrow.A.rain B.is raining C.rains D.will rain7. Wu Dong is good at ________ English.A.speak B.speaks C.speaking D.spoke8. You'd better ________ your jacket. The room is too hotA.take off B.put on C.take out D.take care9. In the race Wu Dong ran fastest. No one else could ________ himA.get on with B.hurry up C.give up D.catch up with10. Watching TV ________ is bad for your eyes.A.much too B.many too C.too much D.to many三)1. I am _______ for England next week.2. Everyone _______ at his foolish words.3. Jane _______ the party,and the friends enjoyed themselves.4. I met him by _______ in the street.5. No one is _______ this plan.四)根据汉语意思,完成下列句子1. 如果你向他请求,他会帮助你。