外研版2024初中英语八上Unit6When disaster strikes Understanding ideas课件

课前读词跟读组内读个人读学习目标通过本节课的学习，学生能：1.获取并梳理 Tilly Smith 利用知识预警海啸拯救生命和灾难预警技术应用的细节性信息(学习理解)2.通过小组合作，讨论并介绍救生技术(应用实践)3.学生能够正确认识自然灾害，探讨如何在灾害中积极挽救自己和他人的生命。(迁移创新) Lead-inthe first earthquake detectorIt is a disaster warning machine.Disaster warnings are to let people get ready and act, so they can cut down on injuries and damage.Lead-inPre-listeningPre-listeningWhile-listeninga She ran to the hotel and stayed under the table.b She sensed the danger and warned others.c She helped a 10-year-old girl at schoold She helped her classmates leave the coast.About the tsunami1.Where did it happen?It happened along a busy beach in (Thailand/Italy).2.How long has it been since a tsunami happened here?It's been since a tsunami happened here.Thailandmany yearsAbout Tilly Smith1.How old was she? She was years old.2.What did she see before the tsunami?She saw the water going up the beach.3.How did she know it was a tsunami?She learnt about tsunamis at school earlier.4.What did she do then?She warned people on the .They all ran to a .5.How many lives did she save?She saved about lives with the school lesson she remembered.10/tenfarthertwo weeksbeachhotel100Thailand10going farther uptwo weekshotel100While-listeningbravely /ˈbreɪvli/friend /frend/发音规律：两个字母依次发音并平滑过渡。bread brownbridge brotherfresh fridgefruit fridayWhile-listeningWhile-listening1. What is the name of the app? (Safe World./ Safety Net./ Safe Life.)2. How many types of disaster can the app warn about? (8./ 18./ 28. )While-listening1. world map2. choose3. serious4. safe5. save6. floods7. earthquakesPost-listeningA: Tilly Smith is amazing! I wouldn't know what to do during a natural disaster.B: Knowledge is very important, but nowadays we can depend on technology, too. For example, a new app, Safety Net, can warn you about natural disasters.A: How does it work?B: It shows you a world map with all the active disasters flagged. You can choose your area and it will warn you about the upcoming disasters. It can also tell you how serious it might be.A: That's good. What's more about it?B: Well, the app also gives you advice on staying safe. It tells you the safe place to go and ways to save yourself from danger.A: Very useful! How many disasters can it warn you of?B: It can give warnings about 18 disasters, like floods, wildfires tsunamis and earthquakes. However, the warning time for earthquakes is very short-just seconds.A: That could still save lives!name main function how it operatesother detailsdrawbacks(弊端) The app names... ... It shows... ...you... ...and you can choose... ... It can warn people... ....It tells...and ways to... ... It gives warnings about... ...That could save lives.Post-listeningname main function how it operatesother detailsdrawbacks(弊端)Drones take photos and videos to show the effects of disasters provide useful information to emergency services find survivors and quickly send medicine and foodPost-listeningPost-listeningname main function how it operatesother detailsdrawbacks(弊端)Thermal Imaging Cameras(热成像搜救系统)detect the heat from human bodies to find survivors during disasterthe system catches this heat from humans and turns it into a visible image.they are expensive; they might work less well in extremely hot places; their batteries don't last longCheck list自我评价 1.获取并梳理 Tilly Smith 利用知识预警海啸拯救生命和灾难预警技术应用的细节性信息(学习理解)2.通过小组合作，讨论并介绍救生技术(应用实践)3.学生能够正确认识自然灾害，探讨如何在灾害中积极挽救自己和他人的生命。(迁移创新)Knowledge is very important, but nowadays we can depend on technology,达标检测复述下面的句子。1.I wouldn't know what to do during a natural disaster.2. Knowledge is very important, but nowadays we can depend on technology, too. 3. It shows you a world map with all the active disasters flagged.4. Well, the app also gives you advice on staying safe.5.However, the warning time for earthquakes is very short-just seconds.