2011状元之路北师大英语第一轮复习_-_选修7_U20.ppt

共 80 页 Unit 20　New Frontiers 要 点 梳 理 ●重点单词 1．assist vt. 帮助；协助→assistance n. 帮助→assitant n. 助手 2．technical adj. 技术上的→technology n. 技术→technician n. 技工 3．latter n. 后者→former (反义词) n. 前者 4．starvation n. 饥饿→starve v. 饥饿，饿死 5．discrimination n. 差别对待；歧视→discriminate vt. 区别；辨别；歧视 6．equality n. 平等→equal adj. 平等的；vt. 等于 7．assess vt. 评价；评估→assessment n. 评价8．donate vt. 捐赠；赠送→donation n. 捐赠9．correspond vi. 通信→correspondence n. 信件；通信；相关→correspondent n. 通讯员，记者10．phenomenon n. 现象→phenomena 现象(复数)11．permit vt. 允许；准许→permission n. 允许；许可12．declare vt. 宣告，宣布→declaration n. 宣言；公告13．settler n. 移民；殖民者→settle v. 解决；降落；确定；定居→settlement n. 正式协议；住宅群；殖民；移民 ●重点短语1．in advance预先2．give away 泄露3．take over 接受；接管4．contribution to 对……的贡献5．in conclusion 总而言之6．end with 以……结束7．in case 以防8．look into 调查 9．take control 掌控10．go out 熄灭11．carry out repairs 实施修理工作12．on one‘s own 独自的13．come out 出来，出版14．nothing like 一点也不像15．rather than 而不是16．figure out 算出；理解17．in addition 另外，而且18．drop off 下降19．not to mention 更不用说20．due to 由于 ●重点句型1．By the year 2015, the clothing industry will have produced new types of materical that will remain stainless no matter what you spill on them. 到2015年，服装业将生产出新的材料，不论什么东西溅到上面，总是保持洁白。2．By the year 2030, development in biochemistry and medical science will have made it theoretically possible for us to live for at least 150 years. 到2030年，生物化学和医学的发展将能够在理论上使人类至少活到150岁。 3．Communications changed with the introduction of mobile phones and the way we correspond went from writing letters to emailing. 由于手机的引进，通讯出现了变化，通信方式也由写信变成了发电子邮件。 ●高考范文 (2008·北京) 请根据下面提示，写一篇短文。词数不少于50。 In an English speech competition, you are asked to describe the following picture and explain to the judges how you understand it. _______________________________________________________ _______________ _______________________________________________________ ________________ _______________________________________________________ ________________ [范文] From the picture I can se