高中英语 Unit5 Meeting your ancestors 第1课时 Warming up课件 新人教版选修8

1、Unit 5 Meeting your ancestors人教版英语Unit 5 Meeting your ancestors人教版英语Unit 5 Meeting your ancestors人教版英语类别类别课程标准要求掌握的项目课程标准要求掌握的项目词汇词汇identity, alternative, aware, interrupt, assume, sharpen, ample, preserve, somehow, fed up (with.), applaud, accelerate, arrest, reliefregardless of, cut up, look ahead

2、, date back语法语法1.复习动词时态复习动词时态2.学习现在完成进行时态学习现在完成进行时态Unit 5 Meeting your ancestors人教版英语Unit 5 Meeting your ancestors人教版英语Unit 5 Meeting your ancestors人教版英语1identify (v.)sb/sth.(as sb./sth.)确认；认出；鉴定确认；认出；鉴定I cannot identify this signature.我识别不出这是谁的签字。我识别不出这是谁的签字。She identified the man as her attacker.她

3、认出那个男人就是袭击过她的人。她认出那个男人就是袭击过她的人。Unit 5 Meeting your ancestors人教版英语【知识运用【知识运用】(1)Can you_your umbrella among this lot?AtellBidentifyCclassify Drealize答案：答案：B本题题意：你能在这些伞中认出你自己的本题题意：你能在这些伞中认出你自己的那一把吗？那一把吗？ identify sb/sth.(as sb/sth.)表示表示“确认；认出；确认；认出；鉴定鉴定”。Unit 5 Meeting your ancestors人教版英语(2)He was_by

4、police boarding a plane for Paris.Amarked BdotedCspoiled Dspotted答案：答案：D本题题意：他登上飞往巴黎的飞机时被警本题题意：他登上飞往巴黎的飞机时被警方认出。方认出。spot sb/sth.(as sth.)表示表示“(从许多人或事物中从许多人或事物中)找找出，辨别出，认出出，辨别出，认出(某人或某事物某人或某事物)；瞥见；发觉；瞥见；发觉”。Unit 5 Meeting your ancestors人教版英语(3)We_that our luggage had been stolen.Asettled BdiscoveredC

5、saw Ddistinguished答案：答案：B本题题意：我们发觉行李被偷了。本题题意：我们发觉行李被偷了。discover表示表示“了解到，了解到， 认识到，认识到， 发觉发觉(某事物某事物)”；例如：；例如：Did you ever discover who did it? 你到底发现是谁干的了吗？你到底发现是谁干的了吗？Unit 5 Meeting your ancestors人教版英语2alternativea)(n.) 可供选择的事物可供选择的事物One of the alternatives open to you is to resign.你辞职也是个办法。你辞职也是个办法。Y

6、ou have the alternative of riding or walking.你可以在坐车和步行中选择一种。你可以在坐车和步行中选择一种。 b)(adj.)(alternate)可供替代的可供替代的Please find alternative means of transport.请另外找一个运输方法。请另外找一个运输方法。Have you got an alternative suggestion?你有没有其他建议？你有没有其他建议？Unit 5 Meeting your ancestors人教版英语【词语辨析【词语辨析】alternative, choice，selectio

7、n这些名词均含有这些名词均含有“选择选择”之意。之意。1)alternative指在相互排斥的两者之间作严格的选择，指在相互排斥的两者之间作严格的选择，也可指在两者以上中进行选择。也可指在两者以上中进行选择。Caught in the act, he had no alternative but to confess.他被当场抓住，他被当场抓住， 除了招供别无出路。除了招供别无出路。 Unit 5 Meeting your ancestors人教版英语2)choice指广泛地从一组人或物中进行的自由选择；指广泛地从一组人或物中进行的自由选择；侧重指自由选择的权利或特权。侧重指自由选择的权利或特

8、权。The store offers a wide choice of fruits and vegetables.商店提供许多可供选择的水果和蔬菜。商店提供许多可供选择的水果和蔬菜。3)selection指作广泛的选择，着重选择者的识别力或指作广泛的选择，着重选择者的识别力或鉴赏力。鉴赏力。Parents should exercise care in their selection of the movies their young children see.家长们在为他们年幼的孩子们挑选所看的电影时应小家长们在为他们年幼的孩子们挑选所看的电影时应小心谨慎。心谨慎。Unit 5 Meeti

9、ng your ancestors人教版英语【知识运用【知识运用】(1)(2009湖北湖北27) As there is less and less coal and oil, scientists are exploring new ways of making use of_energy, such as sunlight, wind and water for power and fuel.Aprimary Balternative Cinstant Dunique答案：答案：B本题题意：因为煤和石油的储量越来越少，本题题意：因为煤和石油的储量越来越少，科学家正在探索利用诸如太阳光，风和水等其它的替代能科学家正在探索利用诸如太阳光，风和水等其它的替代能源新形式以获取能量和燃料。源新形式以获取能量和燃料。alternative表示表示“可供替代可供替代的的”。Unit 5 Meeting your ancestors人教版英语(2)If you dont like the school lunch, you have the_of bringing y