八年级英语上册 Chapter 45教案.docx

1、八年级英语上册 Chapter 45教案牛津英语8A教材介绍本册书共有7章，在本学期学完4-7章，为期中考试内容。为了一线教师教学的方便，我们为教师提供了教案。我们提供的教案分以下几个环节：1. 应掌握词汇（1600词汇中所含的词汇）2. 认知词汇 （1600词汇中不含的词汇）3. 应掌握的短语4. 应掌握的句型5. 教学过程6. 板书设计7. 课上练习和课后练习Chapter 4 language p52-54（附课件）一 词汇部分 a 掌握词汇：1.quiet: with no movement or sound. adj.安静的 quietly adv.e.g. 1, The sea i

2、s quiet. 2, a quiet evening. 2.seat: sth used or made for sitting on, eg a chair, box, bench, the floor. cn. 座位e.g. There are no more chairs, you will have to use that box for a seat. 3.attention: act of directing ones thoughts to sth. n.注意(例句见词组)4.order：command given with authority n.命令e.g The sold

3、iers must obey orders.5.polite:good manners and consideration for other people adj.礼貌的 politely adv.e.g: The boy is very polite a polite boyb.认知词汇： statement n.陈述，说明 receive v.接受二：重点词组：1. have a seat = sit down 坐下e.g: Please have a seat , ladies and gentlemen. 2.pay attention n.注意e.g: a.Pay attentio

4、n to your writing mistakesb.He paid no attention to his spelling.3.make a noise 制造噪音e.g:The baby is sleeping, you mustt make a noise.三：重点句型： 1.祈使句的肯定式与否定式。e.g. Please sit down. Dont be late, please. Lucy, open the door.2英语中算式的表达。A+B Add A and B (A plus/and B equals/is C)A-B Subtract B from A (A minu

5、s B equals /is C)A*B Multiply A by B (A multiplied by B equals/is C)A/B Divide A by B (A divided by B equals/is C) 四：教学步骤（简案）1.课堂导入：用一首英文载歌载舞的英文小歌曲导入，通过歌词让学生在轻松的气氛中对本课主要内容-祈使句有大概了解。（歌词见课件）2.知识呈现（1）教师给出指令,学生按照教师指令做，选出几个比较典型的祈使句,通过课件中的幻灯片，呈现新知识。并做讲解3.练习（1）；选出比较典型的习题，当堂做练习,巩固知识点（此处有学生活动）4.知识呈现（2）给出一组数字

6、，呈现数字运算祈使句。5.练习（2）：学生活动，两人一组练习数字运算五教学设计（详案）(棕色字为教师任务，红色字学生活动)一：课堂导入： 1. Sing a song and dance.You can sing this song and dance to it yourself, or ask one student to do it。课件第2页Ask the Ss to do with you.2. Tell the Ss to pay attention to the colourful sentences Ask: Are they different from the senten

7、ces that we have learnt? What is the difference? There is no subject. 二：知识呈现：1.Give orders to the Ss ,Ss do it. (课件第三页，边给出指令边点击鼠标),Say: If we give others some instructions and orders ,we dont use subject (he, she ,you, I,) We start the sentence with the verb.eg.Open the door, Stand up. Sit down and

8、so on, now, I will give you some instructions and orders, you should listen carefully and do it. 1.Stand up, please. 2,Please be quiet. 3.Sit down.( have a seat) 4.Please dont make a noise. 5,Lucy, pay attention. ( find a student who doesnt listen to you carefully, and call the name) 2.Explain the i

9、mportant phrase and words to the students. Ask students to read them 3.a.Explain the 1st and 2nd sentence . (the position of please) b.Explain the 5th sentence. Tell students we can also make orders personal by adding a persons name. c.Explain 4th sentence.(negative, the position of please)4.read th

10、e sentences.三练习：1.Do exercise (见课件第4页)2(Ssactivity)Playing game: “please” game.(教师给出的指令有带“please”，学生必须做，做错的同学，接着给指令，可以是肯定或否定祈使句)下列指令可作为参考：a.Put your right hand updown.b.Shut open your lift/ right eyeboth eyes. c. Touch your right earleft ear both ears.d.Touch your chinnose head and son on.3.Do the e

11、xercise p165 common errors in class.四知识呈现：1Teacher gives the instructions about numbers , Ss write the formula. After that check it together. (课件第6页，边给指示边点击鼠标) say: Here we have ten numbers lets do a calculation together, please write down the formula.Add 7 and 9 Subtract 3 from 6 Multiply 4 by 5 Di

12、vide 8 by 2 2.Read the sentences. Ask some capable students to answer the questions one by one.（课件第7页，学生回答后点击鼠标检查）ask: What is 7 plus 9; S answers: 7plus 9equalsis 16 What is 6minus 3 6 minus 3 equalsis 3 What is 4multiplied by 5? 4 multiplied by 5 equals20 What is 8 divided by 2 ? 8 divided by 2 is

13、 43Read them in pairs (boys or girls)五：练习。: 1.（Ssactivity）oral practice: ask Ss to work in pairs. S1 give the instructions about the numbers, S2 answers (like 四部分2) 2.Ask two students randomly to do the work in front.3 Do the exercise p 54 B2 using numbers below 20 will make the arithmetic easier.（i

14、f the time is allowed, teacher can give the instructions to Ss first, and then ask the students to do it in pairs）4 Do the exercise p 53 B1 in pairs in class5 Do the exercise p53B3in pairs in class.板书设计： Giving instructions and orders1,Stand up, please. 2,Please be quiet. 3.Sit down.( have a seat)4.

15、Please dont make a noise. 5,-, pay attention.Add 7 and 9 7plus 9 equalsis 16Divide 8 by 2 7 minus 6 equalsis 1Multiply 4 by 5 4 multiplied by 5 equals20Subtract 3 from 6 8 divided by 2 is 4作业：Ss book p 165167 B 3 同步练习 p3031Chapter 4 Listening and speaking ( 第1 课时p55-56)一 词汇部分a 掌握词汇：1copy v.抄写 eg. St

16、udents copied the questions down from the blackboard.2.wrongly adv.错误地e.g. You have done your homework wrongly.3.double twice as a.双， 两个e.g. a.His partner is ill and he has to do double work. b.My telephone is double two one three five four.3.check examine in order to learn whether sth is right.v.检查

17、 e.g.Will you please check these answers?4. point n.点e.g 4.6 four point sixb.认知词汇：cardinal adj.基本的 ordinal adj.顺序的 separately adv.分开地， 分离地二：重点词组: copy down 抄写下三：教学设计：1.课堂导入1Say a tongue twister(绕口令) to arouse Ss interests. You must practice it well before class.Say:（扁担长，板凳宽，板凳没有扁担长，扁担没有板凳宽，板凳要把扁担绑在板

18、凳上，扁担不让板凳把扁担绑在板凳上) If any student can say one you can ask one student to do it. 2 Say a tongue twister in English, Tell the Ss there are 4numbers in the tongue twister , but you will say them many times. Ask the Ss to write all of them. Not only write 4numbers. Say:four is four, ten is ten, fourteen

19、 is fourteen, forty is forty , who makes forty into fourteen , hit him forty, who makes fourteen into forty, hit him fourteen. To see who is right, give them a prize. 2.知识呈现：(基础词1)1Teach the difference between the teen ending and the ty ending(看课件第2页)2Say the numbers in Number 1 of Exercise A1 and t

20、hen ask the students to repeat them,。3.练习.Ss activity : Playing games “one by one准备八个便条，每张便条上写一个关于数字运算的指示，分发给每组的第一名同学，每个人必须向下一名同学口述便条上的指示，每组最后一名同学给出答案，哪组又快有对为赢家下列指令可作为参考。a. Add 70,17 and 8 (95)b,Add 13,13,and 5c,Divide 80by 4d.Add 40,40 and 4e.Multiply 50 by 50f.add 60, 16 and 60g Subtract 19 from 9

21、0h.Add 20 12 and 304.知识呈现（基数词2）1.Teach how to read the number in more than hundreds.(看课件第7页)Say: These numbers are about me, If one student can say the number out , I will tell the Ss my information.（说出一个数字，点击鼠标） 52： I have fifty-two students. 162I am one hundred and sixty-two centimeters tall.1520：

22、.I earn one thousand five hundred and twenty yuan each month. 6788540： I live in Shenyang, There are six million seven hundred and eighty and eight five hundred and forty. 2.Say the numbers in Number 2,3 of Exercise A1 and ask the students to repeat them. Note the pauses after thousand, million.5.知识

23、呈现（序数词）:1 .Teach the ordinal number（课件第五页）Say:here is the position in the last exam. No One is May .So we can say May is first and son on-Explain that ordinal numbers show the order or position of something in a sequence. They are made by adding-th to the numbers,except for first,second and third. P

24、ay attention nineteenth, twentieth, and teach the Ss the short forms of ordinal numbers are 1st, 2nd 3rd 4th,etc. 6.练习（序数词）do exercise (课件第六页)S1 When is your birthday?S2 It is on the first of September.7.知识呈现（小数）: Teach how to read a decimal. Give a number “4545”Ask the Ss to read, and then add a “p

25、oint” “45.45” Tell students that numbers after a decimal point are usually said separately （课件第七页） 8.练习（小数）Do exercise (课件第八页) 9.知识呈现（分数）Teach how to read a fraction : to review how to read a decimal. (0.2,0.4,0.5,0.75) Make it into a fraction.(1/5,2/5,2/1,3/4)Explain that they are expressed by usin

26、g cardinal numbers and ordinal numbers together.(课件第9页)10.练习（分数）Do exercise (课件第10页)11.知识呈现（年） 1.Prepare for three pictures 1 开国大典，2 香港回归 3北京奥运。 Ask: What did happen? Ask some capable to answer. Teach how to read “years”（见课件10到12）12.知识呈现（电话号码）Teach how to read a telephone number say :every family ha

27、s a telephone, so can you tell me your telephone number, My telephone number is 35675898 Explain that telephone and ID card numbers are separately. Give examples Three five six seven(pause) five eight nine eight13练习（电话号码）1Do Exercise A4 Observe the following rules for telephone numbers: we usually s

28、ay telephone number separately We sometimes say oh instead of zero When the same two number come together we can say the number twice or we can say double( the number)14.练习1Do exercise (课件第13页)express them in three waysa, as a date; b, as an amount, c, as part of a phone number 2413,1977,1287 2Do ex

29、ercise A5 Ask Ss to finish dialogue in pairs见课件第14页 书56页板书设计NumbersFour fourteen fortyFirst 1st second 2nd third 3rd fourth 4th fifth 5th-ninth 9th twelfth 12th thirteen 13th nineteenth 19th twentieth 20th thirty-first Copy down wrongly check 作业：p167 B4-168 Chapter 4 Listening and speaking(第2课时)（附课件

30、）一 词汇部分a 掌握词汇：1.gift：sth.given. present. n. 礼物 2.decision deciding ,judging. n. 决定Have they made a decision? 3.cost(cost,cost) v.花费e.g:The house cost him 150,000.b.认知词汇：fellow n. 伙伴 announcement n.宣告 通告二：重点句型：This will cost- We should -三：教学设计：一：课堂导入：1 Playing games “Guessing price”猜三种物品的价格，谁猜的最接近谁是赢

31、家。（课件第15-17页） ask: How much will it cost?To elicit: It will cost _To explain cost： the subject is sth. 2Point to these things: Ask What would you like to buy? What should you buy?To elicit: We should buy- We would like to buy-二：知识呈现:1Give Ss a topic:Talk about in pairs. What kind of school do you like? Why?To elicit : I like a school with a gymmany booksmany basketballscomputersconditioners? Because Ss can read books in the library comfortably in summer. Cal