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