Unit 13 We’re trying to save the earth! R·九年级全一册 第三课时 What are they made of? colourful shoelaces colourful shoe boxes old newspapers pokers egg shells ?plastic bottles old CDs Creative mind Lead in Have you ever thought about how these things can actually be put to good use? put sth. to good use 好好利用；充分利用 I have ever thought about how to put these things to good use. Language points 一、put相关短语 【拓展】与put有关的短语： put off 推迟 put away 收拾起来 put down 写下；记下 put on 穿上；上演 put out 扑灭；熄灭 put aside 储存；保留 She lives in a house in the UK that she built out of rubbish. out of… 由……制成；用……做成 build sth. out of… 用……修建某物 例句：金字塔(Pyramid)是由石头建成的。 The Pyramid was built out of stones. 二、out of 的用法 He is known for using iron and other materials from old cars to make beautiful art pieces. be known for意为“因……而闻名”，可与be famous for互换，for后面接名词或动词-ing形式。 He is famous for using iron and other materials from old cars to make beautiful art pieces. 三、“以……为名”的表达 【拓展】be known as与be famous as同义，意为“作为……而出名”。 例句：他是作为一个歌手而出名的。 He is known/famous as a singer. Let's write To protect the environment Environmental problems noise pollution water pollution air pollution … What caused these problems? cars factories individual … Black smoke and poisonous gas Black smoke and waste throw rubbish everywhere … 1.开篇点题，说明环境污染问题的严峻性。 Environmental problems are… With the …, there are too many… Cars have made… Black smoke and…by factories. Factories also… 2.说明环境污染的原因 3.给出建议和可行方案 I think that governments should… I suggest everyone in… We should call on… 4.结尾：寄予期望 I hope the… Kinds of pollution Ways to cut down water pollution land pollution noise pollution air pollution Stop factories from throwing waste into rivers. Try not to use plastic bags when shopping. Cut down the number of cars. Reduce the number of factories that burn coal. Practice Summary 1. put sth. to good use 2. out of… 3. be known for = be famous for Unit 13 We’re trying to save the earth! THANKS
