（江苏专用）牛津译林版高中英语必修5：Unit2 Vocabulary Breakthrough课件

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1、Unit 2 The environment,Step One 构词助记,Step Two 词义助记,内容索引,Step Three 语境助记,Vocabulary Breakthrough,Step One 构词助记,A组 前缀 cycle v. vt. & vi.回收利用 legal adj. adj.不合法的 press v. vt.使印象深刻 B组 后缀 consult v. n.顾问 greed n. adj.贪婪的 responsible adj. n.责任 environment n. adj.环境的 arrive v. n.到达,recycle,illegal,impress,

2、consultant,greedy,responsibility,environmental,arrival,C组 合成 v.n. n.女发言人，女代言人 adj.n. adj.低碳的 D组 转化 v.n. 辩论流；流动泵，抽水机，打气筒冲突，矛盾钻子；操练，训练,spokeswoman,low-carbon,debate,flow,pump,conflict,drill,减少措施，方法，尺度洪水，大批，大量范围，一系列，山脉逮捕燃料,decrease,measure,flood,range,arrest,fuel,Step Two 词义助记,A组 同义词 argument n. n. dut

3、y n. n. faith/trust n. n. line n. n. admire v. v. B组 反义词 unwilling adj. adj. increase v.& n. v.& n.,debate,responsibility,belief,queue,appreciate,willing,decrease,C组 形近词 feather n. n.皮革 quality n. n.数量,leather,quantity,Step Three 语境助记,1.背诵经典：The government should take measures to encourage the conse

4、rvation of soil，bush and rainforest to decrease desertification.,2.背诵经典：The businessmen are debating what they will consume in vehicle in place of petrol to cut down on the emission of carbon dioxide.,3.背诵经典：He appreciates the electrical engineer in particular because he has helped him take measures to cut back on smoking and finally quit smoking.,4.背诵经典：In the past decades，he has been absorbed in operating a factory where quantities of new engines are under way.,本课结束,