Unit13 单元基础知识+练习2023-2024学年人教版九年级全一册英语

Unit 13 We are trying to save the earth! 一、单词拓展 ① fish n.鱼，鱼肉→fish/fishes（pl.）(作“鱼肉”不可数；作“鱼”可数)→fisherman n.渔民；钓鱼的人 ② advantage n.→advantages（pl.）优点；有利条件 →disadvantage 不利因素；障碍 the advantages/ disadvantages of.... ....的优点/缺点 ③wood n. 木，木头→wooden adj. 木制的；木头的 ④ industry n. 工业；行业→industrial adj. 工业的 ⑤ science n. 科学→ scientist n. 科学家→ scientific adj. 科学上的；科学的 scientific study 科学研究 ⑥ law n. 法律；法规→lawyer n. 律师 ⑦ thirst n. 口渴；渴望→ thirsty adj. 口渴的；渴望的 be thirsty for 渴望；可求 ⑧ afford v. 承担得起(后果)；买得起 →affordable adj. 负担得起的 afford to do sth. 负担得起做某事 ⑨ recycle v. 回收利用；再利用→recyclable adj. 可回收再利用的 二、必背短语 1. make a difference  起作用，有影响                    2. take part in  参加 3. turn off  关掉                                                    4. pay for  付费，复出代价 5. throw away  扔掉；抛弃                                    6. put sth. to good use  好好利用某物 7. pull… down  插下，推到                                   8. upside down  上下颠倒，倒转 9. bring back  恢复，归还                                     10. cut down  砍伐，减少 11. cut off  切断，砍掉                                         12. instead of  代替，而不是 13. be harmful to  对……有害                               14. set up  设立，搭起，留宿 15. take action  采取行动                                       16. at the top of  在……的顶部    三、重点句子 1．We can begin with small things，such as planting more trees，riding bikes instead of driving． 2．Sort out your rubbish into plastic，paper and rubber． 3．Set up a recycling network to encourage people to recycle the e－waste． 4．First of all，we can ride a bike or walk to school to reduce air pollu5．We'd better plant as many trees as possible to make our city more beautiful． 5．We'd better plant as many trees as possible to make our city more beautiful． 6．We should use cloth bags instead of plastic bags when shopping． 7．We can call on the people around us to do some small things to protect the environment． 8．The government should make some laws to prevent factories from pouring waste water into the river． 四、单元知识点  1. cost vt.花费；价格为 s