Unit 2 Topic 3重难点知识归纳总结2021-2022学年仁爱版英语九年级上册.docx

1、仁爱版英语九年级上册Unit 2 Saving the EarthTopic 3 What can we do at home to protect the environment?【重点单词】1.protection /prtekn/ n. 保护；防卫2.organization /nazen/ n. 组织；机构；团体3.recycle /risakl/ n. 回收利用；再利用4.plastic /plstk/ adj. 塑料的5.can /kn/ n. (美) 罐子；罐头6.nod /nd/ v. 点头7.agreement /rimnt/ n. 同意；一致；协议8.disagreemen

2、t /dsrimnt/ n. 分歧，争论9.battery /btri/ n. 电池10.electricity /lektrsti/ n. 电；电能11.distance /dstns/ n. 距离12.cloth /kl/ n. 织物，布料13.action /kn/ n. 行为；行动14.acid /sd/ rain 酸雨15.nuclear /njukli(r)/ adj. 原子核的，原子能的；核动力的16.biogas /baos/ n. 沼气17.technology /teknldi/ n. 技术18.straw /str/ n. （收割后干燥的）禾秆，稻草19.renewabl

3、e /rnjubl/ adj. 可更新的，可再生的20.shortage /td/ n. 不利因素；障碍；不便之处21.process /prses/ n. 步骤，过程 v. 加工，处理22.require /rkwa(r)/ v. 需要；要求23.electric /lektrk/ adj. 用电的；电动的24.best-known 最知名的25.maglev /mgle/ train 磁悬浮列车26.German /dmn/ n. 德国人；德语27.per /p(r)/ prep. 每，每一28.wheel /wil/ n. 轮，车轮，轮子29.efficient /fnt/ adj. 效

4、率高的，有能力的30.guide /ad/ n. 向导，导游；指南，手册31.path /p/ n. 道路；途径32.steel /stil / n. 钢，钢铁33.wave /wev/ n. 挥手；招手；海浪 v. 招手；摆手34.deep /dip / adj. 深的；厚的；adv. 深深地；在深处35.source /ss/ n. 来源，出处；起源；源头36.worldwide /wldwad / adv. 全世界，世界各地37.sunlight /snlat/ n. 阳光，日光38.steam /stim/ n. 水蒸气，蒸汽；水汽39.remove /rmuv/ v. 去除，使消失；

5、移开40.replace /rple/ v. 代替，取代41.dry /dra/ adj. 干燥的，雨少的；干性的 v. 使干；弄干，擦干42.insect /nsekt/ n. 昆虫43.bite /bat/ v. 咬；叮44.planter /plnt(r)/ n. 种植园主【重点短语】1.hurry up 赶快，快点2.give up 放弃3.shut off 关掉，停止4.run out 耗尽，用完5.not only.but also. 不仅而且6.after all 毕竟7.ought to 应该8.be supposed to 应该9.make sure 确保10.too.to.

6、 太而不能11.turn off 关掉12.instead of 代替13.even though 即使【重点句型】1.For example, we should use both sides of paper and reuse plastic bags.例如，我们应该用纸的两面，并且重新使用塑料袋。2.Everyone is supposed to do that.每个人都有义务那样做。3.Would you like to be a greener person?你想成为一个更环保的人士吗?4.First, you ought to turn off the lights when y

7、ou leave a room.首先，你离开房间时应该随手关灯。5.Second, youd better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance.其次，如果你旅行很短的距离，你最好步行或骑自行车，而不是乘公共汽车或出租车。6.Easier said than done.说起来容易做起来难。7.Well, actions speak louder than words.嗯，百说不如一做。8.There will be a lot of hard work to do tomorrow, so make sure you go to bed early tonight.明天有很多艰苦的工作要做，所以你今晚一定要早点睡觉。9.It can not only protect the environment but also save energy.它不仅可以保护环境，也可以节约能源。10.However, maglev guide paths are much more expensive than traditional steel railways.然而，磁悬浮导轨比传统的钢轨贵得多。