Bài giảng Tiếng Anh 11 – Unit 11: Sources of energy (Speaking)

Bài giảng Tiếng Anh 11 – Unit 11: Sources of energy (Speaking) hướng dẫn nói về những thuận lợi và bất lợi của những nguồn năng lượng trong tự nhiên. Thông qua bài giảng giúp các em học sinh hoàn thiện thêm kỹ năng nói trong tiếng Anh.
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Bài giảng Tiếng Anh 11 – Unit 11: Sources of energy (Speaking)WaterPowerHydroelectricdamWindmillWindpowerreactor/ri:æktə/(n): lò phảnứ nglimited/limitid/(adj): hanchê ̣ ́ ,có giớ ihan ̣unlimited/ʌnlimitid/(adj): khônggiớ ihan ̣renewable/rinju:əbl/(adj): cóthểthay thếnonrenewable/,nɔnrinju:əbl/ khôngthể thaythế(adj):Task1.Thefollowingstatementslistsomeadvantagesanddisadvantagesofvarioussourcesofenergy.Readandtick()theappropriateboxA(fortheadvantages)orD(forthedisadvantages),thencomparetheresultswithpartner’s. A D1.Fossil fuels will be exhausted within a relatively shorttime . 2.Geothermal heat is available only in the few place inthe world. 3.If the wind does not blow, there is no wind energy. 4.Water power provides energy without pollution. 5.A nuclear reactor releases radiation which isdangerous to the environment. 6. Solar energy is not only plentiful and unlimited butalso clean and safe. 7.It is expensive to built a dam for hydroelectricity. Task 2: Work in pairs. Talk with your friend about the advantagesand disadvantages of using each alternative sources of energy ,using the suggestions from Task 1. Why do you I think that wind think so? power can be an alternative source of energy.......Somesuggestionstoexpressadvantagesanddisadvantages. Whatdoyouthinkabout? Whatisyouropinion? Askingforyour Whatdoyoumeanthat? opinions Whydoyouthinkso? Howdoyoufeelabout? Ithink/believe/feel… Expressing Inmyopinion… opinions Accordingto… Itmeantthat… Iagree/thinkso…Expressagreements That’sright/true… It’sagoodidea… Express Idon’tthink/Idon’tagree/Idisagree… disagreements Well,It’snottrue/rightbut… Sources of Advantages Disadvantages energyNuclearenergy Itisunlimited ItcanbedangerousGeothermal Itisavailable Itisonlyavailableinheat someplacesSolar energy Itisnotonlyplentiful Itisonlypossible andinfinitebutalso duringthedaytime cleanandsafe Itisclean Ifthewinddoenn’tWind power andunlimited blow,thereisno windnoenergy. Itiscleanand ItisexpensivetoWater power unlimited builtadam forhydroelectricityExample :A: I think that wind power can be an alternative sources (1)of energy.B: Why do you think so?A: Because our major sources of energy are running outwhile the wind is abundant and unlimited. (2)B: I know it is also clean and safe to the environment. (3)However, it is not available when there is no wind. (4)A: I think that _______(1)___________ can be an alternativesource of energy.B: Why do you think so?A: Because our major sources of energy are running outwhile __________(2)____________ .B: I know ___________(3)____________. However, _________(4)_____________ . (1): solar energy (2): solar energy is plentiful and infinite. (3): It is also clean and safe to the enviroment. (4): It is only possible during the day time.A: I think that solar energy can be an alternative sourcesof energy.B: Why do you think so?A: Because our major sources of energy are running outwhile the solar energy is plentiful and infinite.B: I know it is also clean and safe to the environment.However, it is only possible during the day time.A: I think that _______(1)___________ can be an alternativesource of energy.B: Why do you think so?A: Because our major sources of energy are running outwhile __________(2)____________ .B: However, _________(3)_____________ . (1): nuclear power (2): nuclear power is unlimited (3): It can be very dangerous. A nuclear reactor releases radiation which is harmful to the environment.A: I think that _______(1)___________ can be an alternativesource of energy.B: Why do you think so?A: Because our major sources of energy are running outwhile __________(2)____________ .B: I know ___________(3)__________________ . However, _________(4)_____________ . (1): water power (2): water is unlimited (3): It also provides energy without pollution. (4): It is expensive to build a dam for hydroelectricityA: I think that _______(1)___________ can be an alternativesource of energy.B: Why do you think so?A: Because our major sources of energy are running outwhile __________(2)____________ .B: However, _________( ...