Unit 4 Global warmingⅠ.重要单词聚焦1． vt. 消费；消耗；耗尽；吃完2． adj. 胡乱的；任意的3． n. 现象4． n. 燃料5． n. 量；数量6． vi. 趋向；易于；照顾 vt. 照顾；护理consumerandomphenomenonfuelquantitytend7． n. 资料；数据8． n. 趋势；倾向；走向9． n. 大灾难；浩劫10． vt. 反对；反抗；与(某人)较量11． adj. 反对的；独立的12． adj. 温和的；温柔的；淡的13． n. 结果；后果；影响14． vt. 陈述；说明15． n. 种类；范围16． vi. 看一下；扫视 n. 一瞥datatrendcatastropheopposeopposedmild用心 爱心 专心1consequencestaterangeglance17． adj. 平稳的；持续的；稳固的18．adj. 平均的19． n. 生存；存在20． vt. 拥护；提倡；主张21． adj. 随便的；漫不经心的；偶然的22． n. 环境；情况23． n. 贡献24． n. 分歧；不一致steadyaverageexistenceadvocatecasualcircumstancecontributiondisagreementⅡ.重点短语扫描1．come 发生；造成2．subscribe 同意，赞成，订阅3．go 上升；增长；升起4．be to 反对……5．keep 继续6． the whole 大体上；基本上7．on 平均来看 average 低于/高于平均水平8．put with 忍受；容忍aboutto用心 爱心 专心2upopposedononaveragebelow/aboveup9．and so 等等10． of 大量的11．result 导致12．even 甚至13．on of 代表……一方；作为……的代言人14．so as 只要onquantitiesinifbehalflongⅢ.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] 即使受到邀请我也不去参加他的晚会。________...
