陈理真区公开课.ppt

Electricity 电More Practice C&D P621.What can electricity do?It can v.照亮照亮*light the street and buildinglight the house&bring brightnessPre-reading Electricity can work traffic lights.v.使使工作工作drive the underground train.cools our food in fridgesv.=become cool 使冷却使冷却 adj.1.match each main idea with each paragraph(段段意配对意配对.)抢答题，加分！抢答题，加分！Paragraph(段落段落)Main idea(段意段意)Para1a.Electricity is very useful in the countryside.Para2b.Electricity brings convenience,brightness and happiness.Para3c.Without electricity,our lives would be full of trouble.Para4d.Electricity is very useful in large cities.While reading:1.The article is mainly about _.A.electricity B.water C.electricity&water D.electricB.2.What happiness does the electricity bring to us?C.Watching TV B.Surfing the net D.C.Listening to music D.All of the aboveE.3.In the second paragraph,what does the word F.“run”mean?G.A.跑步跑步 B.行驶行驶 C.运作运作 D.营业营业考点：考点：1.Main idea主旨意思主旨意思2.Inference 归纳推理归纳推理3).Guessing the new word(猜词猜词)While reading:2.Choose the best answer.(选择最佳答案）选择最佳答案）4.According to the article,electricity is _.A.more useful in cities than in countryside.B.useful in both cities and countryside.C.less useful in cities than in countryside.D.dangerous.5.What is the best title for the article?A.The Greatest InventionB.The Uses Of Electricity C.Without Electricity,Without LifeD.How To Use Electricity Safely _5)Finding out the writers opinion(推断作者意图推断作者意图)4)Finding out the detail (找出细节找出细节)What can electricity do?In cities In villages and on farms Electricity can(1)_ the streets and buildings,and(2)_ people and animals.It can also(3)_ food in mi-crowaves or(4)_ it in fridges.Besides,it can(5)_ underground trains,(6)_ traffic lights and (7)_ entertainment and news for us.It(8)_ the cows,_ their food.In fact,electricity finds as much work to do in villages as it does in cities.lightwarmcookcooldriveworkbringmilkschopsPost-reading S1:What can electricity do in/at?S2:It canS2:What cant /may not we do without it?S1:We cant/may not light/work/cook/heat/drive/milk/cool/bring.light computerwork people and animalsdrive foodcoolclassroomwarm underground trainTalk About ElectricityWithout electricity,life in troubleFor example,.“How To Save(节约节约)Electricity”turn on too S1:What must/mustnt we do for saving electricity?S2:We must/mustnt Discussion close the fridge aftertake outfromturn off the fan whenleave turn off the light whenleave unplug(拔出拔出插头插头)the kettle(水壶水壶)when leave2.Making rules（制规定）（制规定）.Rules for our Saving Electricity 四班节约用电规定四班节约用电规定 We mustWe mustnt1._2._1._ 2._ *You can draw a simple picture with words for rules.I.Verbs for the uses of electricity描述电用途的动词：描述电用途的动词：10.Summary(本节课总结本节课总结)。II.Modal Verbs(情态动词复习情态动词复习)III.Making Rules（制规定）（制规定）light/cook/cool/work/milkdrive/warm/run/heat.can/cant/may/may not/must/mustnt/板书：板书：1.can/cant2.may/may not 3.must/mustnt 板书：板书：Unit 4 ElectricityMore Practice C&D P62板书：板书：1.light2.cool v.3.warm v.板书：板书：画心智图画心智图发散性思维发散性思维。板书：板书：小组加分：小组加分：123456I.Retell the passage on P62 within 6 sentences.（复述课文）（复述课文）II.Writing,“Making rulers for saving electricity”I.Retell the passage on P62 within 6 sentences.（复述课文）（复述课文）II.Writing,“Electricity and human beings”with at least 60 words（以（以“电与人类电与人类”为题，写一篇不少于为题，写一篇不少于60个个 单词的短文）单词的短文）including the following,1.Whats the relationship between electricity and human beings?2.What roles does electricity play in our daily life?3.What should we do to use electricity in proper ways?electricity school station home city countryside factory Post-reading Talk About ElectricityS1:What can electricity do in/at?S2:It canS2:What cant/may not we do without it?S1:We cant/may not light/work/cook/heat/drive/milk/cool/bring.1）.In 1 minute,the more you say,the better.2分钟准备。分钟准备。小组互问比小组互问比 赛，自选赛，自选 对手。对手。心智图心智图.Useful expression for discussion(讨论参考词汇讨论参考词汇)Electricity can1).light the room 2).warm the house in winter 3).drive the bike/underground 4).heat bread/hamburger/sausage(香肠香肠)/chicken/all kinds of delicious food in the microwave 5).cool the house in summer 6).bring information by radio/television/telephone 7).work the computer/Mp3 player/air conditioner 8).milk the cowget to sleep in hot summerserf the internet/watch TV enjoy songs by Mp3 player.I may not/cant2）Listen carefully&complete the conversation 仔细听讨论比赛，边听边记录，完成下面对话。仔细听讨论比赛，边听边记录，完成下面对话。比赛哪一组写的句子多，书写规范美观。比赛哪一组写的句子多，书写规范美观。有空白全组扣分。有空白全组扣分。S1:What can electricity do in/at_?S2:It can_ _S2:What cant/may not we do without it?S1:We cant/may not_turn off the light whenleave unplug(拔出拔出插头插头)the kettle(水壶水壶)when leaveair conditionerS1:What must/mustnt we do for saving electricity?S2:We must/mustnt Useful expression for discussion(讨论参考词汇讨论参考词汇)1.turn on too than we need2.close the fridge aftertake outfrom 3.turn off the fan whenleave (or:keep the fan on when leave)4.turn off the light whenleave 5.unplug(拔出拔出插头插头)the kettle(水壶水壶)when 6.When air conditioner,the window(or:.,keep.open)Requirement(要求要求):Each group in charge of one picture.In 1 minutes.每小组负责一图。每小组负责一图。1分钟准备分钟准备.全班齐问图全班齐问图1 至至 6，各负各负责小组齐答。责小组齐答。优秀小组加分优秀小组加分!