Unit13We’retryingtosavetheearth.SectiomA(1a-1c)介绍.ppt

Unit13We’retryingtosavetheearth.SectiomA(1a-1c)介绍.ppt

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The earth is polluted. How many kinds of pollution do you know? air pollution The factories that burn coal pollute the air with a lot of black smoke. n. 煤炭 What caused the problem? Factories put waste into the river. water pollution What caused the problem? mobile phone pollution noise pollution There are more cars on the road. What caused the problem? People are throwing litter everywhere. People should throw away litter in the bin. n. 垃圾箱 What caused the problem? What shoud people do? litter v. 乱扔 n.垃圾;废弃物 New words littering 乱丢废弃物 litter 作不可数名词,意为“垃圾;废弃物”。 如:There were piles of litter on the streets. 街上有一堆一堆的废弃物。 There will be fines for people who drop litter . 乱扔垃圾的人将被罚款。 litter 作及物动词,意为“把...弄得乱七八糟”。 如:Dont litter up the floor with scraps of paper. 别往地上乱丢纸屑。 It is antisocial to leave ones litter in public place. 在公共场所遗弃杂物是妨害公共利益的。 litter 还可作不及物动词,意为“ 乱扔废弃物”。 如:Please dont litter. 请勿乱扔纸屑杂物。 Why do you always litter up the table with all these newspapers? 你为什么总是将报纸乱丢,把桌子弄得乱糟糟呢? litter和rubbish都可指“垃圾”,用作不可数名词。 rubbish指“没用的东西(被扔或将要丢弃的无用的东西)”不可回收。 litter指“(室内或公共场所)乱扔的废物(纸屑、不要的包装纸、废瓶等)”还可回收。 e.g. Throw the rubbish out. 把垃圾扔出去。   The room is full of rubbish. 房间里堆满了垃圾。   Pick up your litter after a picnic. 野餐后将废弃物收拾好。 bottom n. 底部;最下部 fisherman n. 钓鱼的人 1a Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. noise pollution ____________ ____________ ____________ ____________ air pollution ___________ ___________ ___________ ___________ water pollution ____________ ____________ ____________ ____________ loud music planes mobile phones factories cars smoking ships factories littering rubbish building houses building houses loud music cars rubbish planes littering ships factories smoking building houses mobile phones 1b Listen and complete the sentences. What was the problem? The river was ___

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