Unit 13 知识梳理 2023－2024学年人教版英语九年级全册

Unit 13　We’re trying to save the earth! Section A 1.litter v.乱扔 n.垃圾;废弃物 2.bottom n.底部;最下部 →top (反义词)n.顶部 3.advantage n.优点;有利条件 →disadvantage (反义词) n.缺点;不利条件 4.cost v.花费 n.花费;价钱 5.wooden adj.木制的;木头的 →wood n.木头 6.plastic adj.塑料的 n.塑料;塑胶 7.takeaway n.外卖食物 8.ecosystem n.生态系统 9.industry n.工业;行业 10.scientific adj.科学上的;科学的 →science n.科学 →scientist n.科学家 11.afford v.承担得起(后果);买得起 1.environmental protection 环境保护 2.mobile phones 手机;可移动电话 3.noise pollution 噪音污染 4.air pollution 空气污染 5.water pollution 水污染 6.the bottom of ……的底部 7.play a part in 在……方面起作用 8.clean up 打扫(或清除)干净 9.public places 公共场所;公共地方 10.cut down 砍倒;削减 11.make a difference 起作用;有影响 12.cut off 切掉;砍掉 13.be harmful to 对……有害 14.at the top of 在……顶部或顶端 15.the food chain 食物链 16.the number of... ……的数量 17.scientific studies 科学研究 18.take part in 参加 19.can’t afford to do sth. 负担不起做某事 20.take action 采取行动 21.turn off=shut off 关掉 22.instead of 代替;而不是 23.pay for 付费;付出代价 24.add up 把……加起来 1.我们正在竭尽全力拯救地球! We’re trying to save the earth! 2.这里有一些与不同类型的污染相关的词汇。 Here are some words related to different kinds of pollution. 3.甚至河底都充满了垃圾。 Even the bottom of the river was full of rubbish. 4.是的,但是人们正在往河里扔垃圾。 Yes,but people are throwing litter into the river. 5.这个镇上的每一个人都应该在清洁小镇中发挥作用! Everyone in this town should play a part in cleaning it up! 6.空气被严重污染是因为如今路上的汽车太多了。 The air is badly polluted because there are too many cars on the road these days. 7.我过去能在天空中看到星星。 I used to be able to see stars in the sky. 8.为了减少空气污染,我们应当乘坐公共汽车或地铁而不是开车。 To cut down air pollution,we should take the bus or subway instead of driving. 9.我们齐心协力就能带来变化,创造更加美好的未来。 Our actions can make a difference and lead to a better future. 10.他们甚至已经要求政府制定法律阻止鱼翅的贩卖。 They have even asked governments to develop laws to stop the sale of shark fins. 11.这不仅残酷,而且对环境也有害。 This is not only cruel,but also harmful to the environment. 12.到目前为止,没有科学研究显示鱼翅对健康有好处,那么为什么还要吃它们呢? So far,no scientific studies have shown that shark fins are good for health,so why eat them? Section B 1.r