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1、Section A 第一课时第一课时(1a -1c) Unit 13 Were trying to save the earth.人教版 九年级下册litter v. 乱扔乱扔 n.垃圾；废弃物垃圾；废弃物bottom n.底部；最下部底部；最下部fisherman n.钓鱼的人钓鱼的人loud music cars rubbish planes littering ships factories smokingbuilding houses mobile phones 1a1aHere are some words related to different kinds of pollutio
2、n. Write them in the box below. Then add more words. noise pollution _ air pollution _ water pollution _ loud music; cars; building house; ships; planessmoking; factoriesfactories; rubbish; litteringWhat was the problem?The river was _. Even the bottom of the river was full of _. These were no more
3、_ for fishermen to catch.What caused the problem?People are throwing _ into the river.Factories are putting _ into the river.How should the problem be solved?We should write to the _ and ask them to _ the factories. Everyone should help to _ the river. 1b1bListen and complete the sentences.The river
4、 was dirty. Even the bottom of the river was full of rubbish. But it used to be so clean! 1c1cRole-play the conversation. Then make your own conversations about the kindsof pollution in 1a. Yes, but people are throwing litter into the river. Everyone in this town should play a part in cleaning it up
5、! littering 乱丢废弃物乱丢废弃物 litter 作作不可数名词不可数名词，意为，意为“垃圾；废弃物垃圾；废弃物”。如：如：There were piles of litter on the streets. 街上有一堆一堆的废弃物。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。乱扔垃圾的人将被罚款。Language pointslitter 作作及物动词及物动词，意为，意为“把把.弄得乱七八糟弄得乱七八糟”。如：如：Dont litter up the floor with scra
6、ps of paper. 别别往地上乱丢纸屑。往地上乱丢纸屑。It is antisocial to leave ones litter in public place. 在在公共场所遗弃杂物是妨害公共利益的。公共场所遗弃杂物是妨害公共利益的。Language pointslitter 还可作还可作不及物动词不及物动词，意为，意为“ 乱扔废弃物乱扔废弃物”。如：如：Please dont litter. 请勿乱扔纸屑杂物。请勿乱扔纸屑杂物。Why do you always litter up the table with all these newspapers?你你为什么总是将报纸乱丢，把
7、桌子弄得乱糟糟呢？为什么总是将报纸乱丢，把桌子弄得乱糟糟呢？Language points1. The street _ _ _ (充满了充满了) rubbish.2. _ (litter) causes pollution.3. Factories are putting _ (pollute) water into the river.is full ofLitteringpolluted4. The city _ _ (过去过去) be so clean.5. We should play a part in _ (clean) the city up.6. There _ _ _ (过去有过去有) so many trees on the hills.used to cleaningused to be7. 7. 根据汉语意思完成句子。根据汉语意思完成句子。 不要将房间弄得乱糟糟的不要将房间弄得乱糟糟的。 _ _ _ the room.8. She painted herself thick and _. A. ugly B. uglify C. uglily D. uglinessDont litter upA