必修6unit4导学案.doc

高 二 年级 英语 科导学案 ※天气谚语: Save for a rainy day未雨绸缪 it rains cats and dogs 大雨倾盆 本文来自: 好词好句() 详细出处参考：/htm1958_2.htm.。 Step III While- reading Task 1: skimming Glance quickly at the magazine article and answer the questions. 1. Who wrote the magazine article? What is the name of the magazine? Sophie amstrong Earth care 2.What are the names of the three scientists mentioned in the article? Dr Janice Forster Charles Keeling George hambley 3. What is the main topic of the article? Global warming/the warmth of the earth Step IV Read the passage carefully and finish the exercises. True or false 1. The temperature last century didn’t increase much.T 2. Everyone believes that global warming is caused by the activities of humans.T 3. Janice Foster believes that global warming is caused by burning fossil fuels.T 4. Natural gas is a greenhouse gas.F 5. Carbon dioxide is a byproduct of burning fossil fuels.T 6 People accept Charles Keeling’s data because he took accurate measurements.T 7. Flooding could be one of the effects of future global warming.T 8 George Hambley believes scientists are just guessing about the effects of global warming.T 9 George Hambley is worried about the effects of carbon dioxide on plant growth.F 10 It is clear what the effects of global warming will be.F average adj. 平均的；普通的 n. 平均;平均数 on average 平均地；通常 eg Two students are absent each day on average. 7. state vt.陈述；说明 n．状况；政府；国家；州in a..state处于……状态中in a bad/good state处于良好(差)状况中state＋n./thatclause/wh--clause阐明……(1)He is in _ a bad state health.他的健康状况不好。()The witness stated that he had not seen the woman before. 该证人说他以前从未见过那个女人。In conquence of=as a conquence of 由于…的结果 1) as a conquence of your bad work I am forced to dismiss you. 2)We hadn’t enough to pay our bus fare,and as a conquence/ in conquence we had to walk. 重点短语 1. subscribe to同意，赞成(多用于否定句)；订购 n．订阅(购)者；(电话)用户subscribe to订阅(报刊、杂志等)；定期捐款subscribe 订购…… (1)I’ve never subscribed to the theory