八年级英语上册 Chapter 45教案.docx

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八年级英语上册Chapter45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

Chapter4languagep52-54(附课件)

一词汇部分

a掌握词汇:

1.quiet:

withnomovementorsound.adj.安静的quietlyadv.

e.g.1,Theseaisquiet.2,aquietevening.

2.seat:

sthusedormadeforsittingon,egachair,box,bench,thefloor.cn.座位

e.g.Therearenomorechairs,youwillhavetousethatboxforaseat.3.attention:

actofdirectingone’sthoughtstosth.n.注意(例句见词组)

4.order:

commandgivenwithauthorityn.命令

e.gThesoldiersmustobeyorders.

5.polite:

goodmannersandconsiderationforotherpeople

adj.礼貌的politelyadv.

e.g:

Theboyisverypoliteapoliteboy

b.认知词汇:

statementn.陈述,说明receivev.接受

二:

重点词组:

1.haveaseat=sitdown坐下

e.g:

Pleasehaveaseat,ladiesandgentlemen.

2.payattentionn.注意

e.g:

a.Payattentiontoyourwritingmistakes

b.Hepaidnoattentiontohisspelling.

3.makeanoise制造噪音

e.g:

Thebabyissleeping,youmust’tmakeanoise.

三:

重点句型:

1.祈使句的肯定式与否定式。

e.g.Pleasesitdown.

Don’tbelate,please.

Lucy,openthedoor.

2.英语中算式的表达。

A+BAddAandB(Aplus/andBequals/isC)

A-BSubtractBfromA(AminusBequals/isC)

A*BMultiplyAbyB(AmultipliedbyBequals/isC)

A/BDivideAbyB(AdividedbyBequals/isC)

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,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.Singasonganddance.Youcansingthissonganddancetoityourself,oraskonestudenttodoit。

课件第2页

AsktheSstodowithyou.

2.TelltheSstopayattentiontothecolourfulsentences

Ask:

Aretheydifferentfromthesentencesthatwehavelearnt?

Whatisthedifference?

Thereisnosubject.

二:

知识呈现:

1.GiveorderstotheSs,Ssdoit.(课件第三页,边给出指令边点击鼠标),

Say:

Ifwegiveotherssomeinstructionsandorders,wedon’tusesubject(he,she,you,I,)Westartthesentencewiththeverb.eg.Openthedoor,Standup.Sitdownandsoon,now,Iwillgiveyousomeinstructionsandorders,youshouldlistencarefullyanddoit.1.Standup,please.

2,Pleasebequiet.

3.Sitdown.(haveaseat)

4.Pleasedon’tmakeanoise.

5,Lucy,payattention.(findastudentwhodoesn’tlistentoyoucarefully,andcallthename)

2.Explaintheimportantphraseandwordstothestudents.Askstudentstoreadthem

3.a.Explainthe1stand2ndsentence.(thepositionofplease)

b.Explainthe5thsentence.Tellstudentswecanalsomakeorderspersonalbyaddingaperson’sname.

c.Explain4thsentence.(negative,thepositionofplease)

4.readthesentences.

三.练习:

1..Doexercise(见课件第4页)

2.(Ss’activity)Playinggame:

“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.Putyourrighthandup\down.

b.Shut\openyourlift/righteye\botheyes.

c.Touchyourrightear\leftear\bothears.

d.Touchyourchin\nose\headandsonon.

3.Dotheexercisep165commonerrorsinclass.

四.知识呈现:

1.Teachergivestheinstructionsaboutnumbers,Sswritetheformula.Afterthatcheckittogether.(课件第6页,边给指示边点击鼠标)

say:

Herewehavetennumberslet’sdoacalculationtogether,pleasewritedowntheformula.

Add7and9

Subtract3from6

Multiply4by5

Divide8by2

2.Readthesentences.Asksomecapablestudentstoanswerthequestionsonebyone.(课件第7页,学生回答后点击鼠标检查)

ask:

Whatis7plus9;Sanswers:

7plus9equals\is16

Whatis6minus36minus3equals\is3

Whatis4multipliedby5?

4multipliedby5equals20

Whatis8dividedby2?

8dividedby2is4

3.Readtheminpairs(boysorgirls)

五:

练习。

:

1.(Ss’activity)oralpractice:

askSstoworkinpairs.S1givetheinstructionsaboutthenumbers,S2answers(like四部分2)

2.Asktwostudentsrandomlytodotheworkinfront.

3Dotheexercisep54B2usingnumbersbelow20willmakethearithmeticeasier.(ifthetimeisallowed,teachercangivetheinstructionstoSsfirst,andthenaskthestudentstodoitinpairs)

4Dotheexercisep53B1inpairsinclass

5Dotheexercisep53B3inpairsinclass.

板书设计:

Givinginstructionsandorders

1,Standup,please.

2,Pleasebequiet.

3.Sitdown.(haveaseat)

4.Pleasedon’tmakeanoise.

5,------,payattention.

Add7and97plus9equals\is16

Divide8by27minus

6equals\is1

Multiply4by54multipliedby5equals20

Subtract3from68dividedby2is4

作业:

Ss’bookp165—167B3同步练习p30—31

Chapter4Listeningandspeaking

(第1课时p55-56)

一词汇部分

a掌握词汇:

1.copyv.抄写

eg.Studentscopiedthequestionsdownfromtheblackboard.

2.wronglyadv.错误地

e.g.Youhavedoneyourhomeworkwrongly.

3.doubletwiceasa.双,两个

e.g.a.Hispartnerisillandhehastododoublework.

b.Mytelephoneisdoubletwoonethreefivefour.

3.checkexamineinordertolearnwhethersthisright.v.检查

e.g.Willyoupleasechecktheseanswers?

4.pointn.点

e.g4.6fourpointsix

b.认知词汇:

cardinaladj.基本的ordinaladj.顺序的

separatelyadv.分开地,分离地

二:

重点词组:

copydown抄写下

三:

教学设计:

1.课堂导入

1.Sayatonguetwister(绕口令)toarouseSs’interests.Youmustpracticeitwellbeforeclass.

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凳上,扁担不让板凳把扁担绑在板凳上)

Ifanystudentcansayoneyoucanaskonestudenttodoit.

2SayatonguetwisterinEnglish,TelltheSsthereare4numbersinthetonguetwister,butyouwillsaythemmanytimes.AsktheSstowriteallofthem.Notonlywrite4numbers.

Say:

fourisfour,tenisten,fourteenisfourteen,fortyisforty,whomakesfortyintofourteen,hithimforty,whomakesfourteenintoforty,hithimfourteen.

Toseewhoisright,givethemaprize.

2.知识呈现:

(基础词1)

1.Teachthedifferencebetweenthe–teenendingandthe–tyending(看课件第2页)

2.SaythenumbersinNumber1ofExerciseA1andthenaskthestudentstorepeatthem,。

3..练习.

Ssactivity:

Playinggames“onebyone

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.Add70,17and8(95)

b,Add13,13,and5

c,Divide80by4

d.Add40,40and4

e.Multiply50by50

f.add60,16and60

gSubtract19from90

h.Add2012and30

4.知识呈现(基数词2)

1.Teachhowtoreadthenumberinmorethanhundreds.(看课件第7页)

Say:

Thesenumbersareaboutme,Ifonestudentcansaythenumberout,IwilltelltheSsmyinformation.(说出一个数字,点击鼠标)

52:

Ihavefifty-twostudents.

162.Iamonehundredandsixty-twocentimeterstall.

1520:

.Iearnonethousandfivehundredandtwentyyuaneachmonth.6788540:

IliveinShenyang,Therearesixmillionsevenhundredandeightyandeightfivehundredandforty.

2.SaythenumbersinNumber2,3ofExerciseA1andaskthestudentstorepeatthem.Notethepausesafterthousand,million.

5.知识呈现(序数词):

1.Teachtheordinalnumber(课件第五页)

Say:

hereisthepositioninthelastexam.NoOneisMay.SowecansayMayisfirstandsonon----

Explainthatordinalnumbersshowtheorderorpositionofsomethinginasequence.Theyaremadebyadding-thtothenumbers,exceptforfirst,secondandthird.Payattentionnineteenth,twentieth,andteachtheSstheshortformsofordinalnumbersare1st,2nd3rd4th,etc.

6.练习(序数词)

doexercise(课件第六页)

S1Whenisyourbirthday?

S2ItisonthefirstofSeptember.

7.知识呈现(小数):

Teachhowtoreadadecimal.Giveanumber“4545”AsktheSstoread,andthenadda“point”“45.45”Tellstudentsthatnumbersafteradecimalpointareusuallysaidseparately(课件第七页)

8.练习(小数)

Doexercise(课件第八页)

9.知识呈现(分数)

Teachhowtoreadafraction:

toreviewhowtoreadadecimal.(0.2,0.4,0.5,0.75)Makeitintoafraction.(1/5,2/5,2/1,3/4)Explainthattheyareexpressedbyusingcardinalnumbersandordinalnumberstogether.(课件第9页)

10.练习(分数)

Doexercise(课件第10页)

11.知识呈现(年)

1.Prepareforthreepictures1开国大典,2香港回归3北京奥运。

Ask:

Whatdidhappen?

Asksomecapabletoanswer.Teachhowtoread“years”(见课件10到12)

12.知识呈现(电话号码)

Teachhowtoreadatelephonenumber

say:

everyfamilyhasatelephone,socanyoutellmeyourtelephonenumber,Mytelephonenumberis35675898

ExplainthattelephoneandIDcardnumbersareseparately.GiveexamplesThreefivesixseven(pause)fiveeightnineeight

13练习(电话号码)

1.DoExerciseA4

Observethefollowingrulesfortelephonenumbers:

weusuallysaytelephonenumberseparately

Wesometimessayohinsteadofzero

Whenthesametwonumbercometogetherwecansaythenumbertwiceorwecansaydouble(thenumber)

14.练习

1.Doexercise(课件第13页)

expresstheminthreeways—a,asadate;b,asanamount,c,aspartofaphonenumber2413,1977,1287

2.DoexerciseA5

AskSstofinishdialogueinpairs见课件第14页书56页

板书设计

Numbers

Fourfourteenforty

First1stsecond2ndthird3rdfourth4thfifth5th------ninth9thtwelfth12ththirteen13thnineteenth19thtwentieth20ththirty-first

Copydownwronglycheck

作业:

p167B4--168

 

Chapter4Listeningandspeaking

(第2课时)(附课件)

一词汇部分

a掌握词汇:

1.gift:

sth.given.present.n.礼物

2.decisiondeciding,judging.n.决定

Havetheymadeadecision?

3.cost(cost,cost)v.花费

e.g:

Thehousecosthim150,000.

b.认知词汇:

fellown.伙伴announcementn.宣告通告

二:

重点句型:

Thiswillcost--------

Weshould------

三:

教学设计:

一:

课堂导入:

1.Playinggames“Guessingprice”猜三种物品的价格,谁猜的最接近谁是赢家。

(课件第15-17页)

ask:

Howmuchwillitcost?

Toelicit:

Itwillcost_________

Toexplaincost:

thesubjectissth.

2.Pointtothesethings:

AskWhatwouldyouliketobuy?

\Whatshouldyoubuy?

Toelicit:

Weshouldbuy---Wewouldliketobuy----

二:

知识呈现:

1.GiveSsatopic:

Talkaboutinpairs.Whatkindofschooldoyoulike?

Why?

Toelicit:

Ilikeaschoolwithagym\manybooks\manybasketballs\computers\conditioners?

BecauseSscanreadbooksinthelibrarycomfortablyinsummer.

Cal

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