2012版高中英语一轮 Unit4《Global warming》知识点学案 新人教版选修6

2012 版英语一轮知识点学案：Unit4《Global warming》（新人教版选修 6）Ⅰ.重要单词聚焦1． consume vt. 消费；消耗；耗尽；吃完2．random adj. 胡乱的；任意的3． phenomenon n. 现象4．fuel n. 燃料5．quantity n. 量；数量6．tend vi. 趋向；易于；照顾 vt. 照顾；护理7．data n. 资料；数据8．trend n. 趋势；倾向；走向9．catastrophe n. 大灾难；浩劫10．oppose vt. 反对；反抗；与(某人)较量11．opposed adj. 反对的；独立的12．mild adj. 温和的；温柔的；淡的13．consequence n. 结果；后果；影响14．state vt. 陈述；说明15．range n. 种类；范围16．glance vi. 看一下；扫视 n. 一瞥17．steady adj. 平稳的；持续的；稳固的18．averageadj. 平均的19．existence n. 生存；存在20．advocate vt. 拥护；提倡；主张21．casual adj. 随便的；漫不经心的；偶然的22．circumstance n. 环境；情况23．contribution n. 贡献24．disagreement n. 分歧；不一致Ⅱ.重点短语扫描1．come about 发生；造成2．subscribe to同意，赞成，订阅3．go up 上升；增长；升起4．be opposed to 反对……5．keep on 继续16．on the whole 大体上；基本上7．on average平均来看 below/above average 低于/高于平均水平8．put up with 忍受；容忍9．and so on 等等10．quantities of 大量的11．result in导致12．even if 甚至13．on behalfof 代表……一方；作为……的代言人14．so long as 只要Ⅲ.课文原句突破1．There is no doubt that the earth is becoming warmer and that it is human activity that has caused this global warming rather than a random but natural phenomenon.[信息提取] there’s no doubt that...意为“……是毫无疑问的”。[例句仿写] 毫无疑问，北京奥运会是一个巨大成功。________ ________ ________ ________ ________Beijing Olympics was a great success.【答案】 There is no doubt that2．Even if we start reducing the amount of carbon dioxide and other greenhouse gases，the climate is going to keep on warming for decades or centuries.[信息提取] even if 即使；尽管，引导让步状语从句，与 even though 近义。[例句仿写] 即使受...