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unit 4 reading book 6-人教版[原创] 课件VIP免费

unit 4 reading book 6-人教版[原创] 课件unit 4 reading book 6-人教版[原创] 课件unit 4 reading book 6-人教版[原创] 课件unit 4 reading book 6-人教版[原创] 课件unit 4 reading book 6-人教版[原创] 课件
Unit 4 Global warmingPeriod 1 Study aims and demands Topic: global warming; pollution; importance of protecting the earth Words: compare, graph, phenomenon (pl. phenomena), fuel, quantity, per, data, catastrophe, climate, consequence, state, range, glance, widespread…. Function: agreement & disagreement; blame and complaint. Grammar: the use of “it”Energy resources Do you know any kind of energy resource? Talk with your neighbors and write down as many as you can. Less than 1 min for you only. Check your answers and think whether they are renewable or non-renewable.Windmills, renewable.What? Renewable?What? What kind? Renewable?A coal power station , non-renewable.What? What kind? Renewable?An oil refinery( 精炼厂 ), non-renewable.What? What kind? Renewable?A nuclear power plant, non-renewable.What? What kind? Renewable? Solar panels, renewable.What? What kind? Renewable?A hydro-electric dam, renewable.Guess it! Uranium Ore ( 铀矿石 ) The element uranium does not occur in pure form in nature but is found in minerals such as carnotite (钒钾铀矿) , pictured here.What source of energy? Geysers( 间歇泉 )Geothermal ( 地热的 ) Energy PlantThermal( 温泉的 ) Region, IcelandNon-renewable Renewable Coal Oil Natural gas Uranium Wind (wind power) Sun (solar energy) Water (hydro-electric power) Plant waste (biomass energy) Hot springs or geysers (geothermal energy) The sea (tidal energy)Fossil fuelsWhat are fossil fuels? Ancient animal and plant material below the surface of the earth with a high carbon content, such as coal, oil and natural gas, which can be burnt to produce energy. Also known as non-renewable energy because once they are used they have gone forever; they cannot be renewe...

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unit 4 reading book 6-人教版[原创] 课件

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