人教版九年级Unit13课本重要的知识点.ppt

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1、Unit13 Language Points Section A1.at the bottom of the river在河床的底部2. be full of rubbish充满了垃圾3. throw litter into the river 将垃圾扔进河里4. put waste into river 将废物排进河里 5. close down (使）停产/业 6.play a part in 在方面起作用 E.g.：Everyone should play a part in protecting the environment.每个人都应该为保护环境出一份力。 7. environme

2、ntal protection group 环保组织 8.cause this problem 引起麻烦 9. be badly polluted被严重污染 10. plastic bags 塑料袋 11. clean up 清理；打扫 12.noise/air/water/land pollution 噪音/空气/水/土地 污染 13. in public places 在公共场所 14.cut down air pollution减少空气污染 15. take buses/subway instead of driving 乘公汽/地铁代替开车 16. the advantage/disa

3、dvantage of doing sth. 干某事的有利/不利方面 17.takeaway food方便食品 18.make a difference 产生影响 19.lead to a better future通往更好的未来 20.hear of/about听说 21.famous and expensive dish名贵菜 22.shark fin soup鱼鳍羹 23. at the top of the food chain 处于食物链的顶端 24. in the oceans ecosystem 海洋生态系统 25. bring danger to all ocean life

4、给所有海洋生物带来危险 26.fall/drop by over 90 percent 下降了90个百分点 27.in the last 20 to 30 years 在最近20到30年间（与完成时连用） 28.develop laws 健全法律 29. the sale of shark fin鱼鳍买卖 30.so far=up to now到目前为止 31.take part in 参加（活动） 32. cant afford to do sth.负担不起做某事 33.take action (to do)采取行动（干某事 34.add up (to) 累加/加起来Section B 1.

5、ride in cars 开小汽车 2.turn off the shower 关淋浴 3. throw away 扔掉 4. recycle books and paper回收书和纸 5.from now on 从现在起 from then on从那时起 6. use public transportations使用公共交通 7.take ones own bags when shopping 购物时自带购物袋 8.put sth a good use 好好利用 E.g.：Some rubbish can be put to a good use.一些垃圾可以好好利用。 9. a most

6、unusual woman一个非常不寻常的妇女 10. be built out of 用建造E.g.: The house is built out of rubbish.那座房子是用垃圾建造的 11. pull down 拆下；摧毁； e.g.：Many old houses have been pulleddown in the last few years in our city. 过去几年来我们城里许多旧房子被拆了。 12.an old boat turned upside down 一艘颠倒过来的旧船 13. win a prize from Help Save Our Plane

7、t Society赢得了由拯救我们星球协会颁发的奖项 14.be made eg：The desks are made of wood. It is made by the workers in Wuhan. 那些桌子是由木头制成的。他们是由武汉的工人造的 The paper is made from wood.纸是由木头制成的。 China is made in China。瓷器是中国造的in由某地制造of/from由制成（of制成品中 看得出原料，form看不出原料）by sb.由某人制造 15.be an inspiration to sb.成为的榜样 16.set up a websi

8、te 成立一个网站 17.sell sth. on line网上销售 18.be known for=be famous for以而闻名 be known as= be famous as 作为而出名 19. make beautiful art pieces 制作精美的艺术品 20. more popular works 更受欢迎的作品 21. a “ metal art” theme park “金属艺术”主题公园 22. not onlybut also 不仅而且Simple writing Last Sunday morning, my classmates and I went to

9、 the Childrens park.Some of us helped pick up the litter in the park ,and some told the people not to throw about. We felt a Little tired after several hours work, but we were happy, because we can try our best ,we can do many things to make our environment better For example, recycle the paper and

10、books, dont use plastic bags and so on. If everyone tries our best. I believe our environment will be better and better.How I have changed My life has changed a lot in the last two and a half years. I used to be very shy, Now I am outgoing.I like to meet a lot of friends.I used to have short hair, b

11、ut now I grow it long.I used to be fat, now I am thin and tall. In the past, I didnt do well in my subjects and caused a lot of trouble. Since I came to the middle school, Everything has changed, I have more subjects and more homework.I am busy every day. I have to spend more time studying. But I like the busy life,I have made great progress and I feel good about myself.