《高考英语一轮复习unit5meetingyourancestors课件新人教版选修》由会员分享，可在线阅读，更多相关《高考英语一轮复习unit5meetingyourancestors课件新人教版选修（39页珍藏版）》请在金锄头文库上搜索。
1、,选修8 Unit 5 Meeting your ancestors,重点单词,1._ n.可能的选择；选择对象adj.供选择的；其他的 2. _adj.试探性的，不确定的 3. _ n.精确；准确 _adj.精确的；准确的 4. _vi.打断讲话；打岔vt.暂时中断或中止 _ n.中断；中止 5. _adj.有观察力的；敏锐的；严重的；深刻的 6. _vt.假定；设想 _n.假定；设想 7. _adv.不管；不顾 8. _vi.清晰 _n.磨具；削具 9. _adj.足够的；充足的；富裕的 _（近义词）,alternative tentative accuracy accurate inte
2、rrupt interruption acute assume assumption regardless sharpen sharpener ample abundant,plentiful,学生用书见P205,重点单词,10._adj.凌乱的；脏的 11. _ adj.原始的；远古的；简陋的 12. _ n.分析 _vt.分析；分解 13. _vtvi （使）成熟 14. _n.种类；类别；范畴 15. _n.意义；意思；重要性；重要意义 _adj.有意义的；重大的 16. _adv.以方式；不知怎么地 17. _adj.有系统的；有计划的；有条理的,messy primitive ana
3、lysis/analyses analyse/analyze ripen category significance significant somehow systematic,重点单词,18. _vt.吐出 vi.吐痰 19. _vt.删，删除 20._adj.放射性的；有辐射能的 _n.放射性 21. _vi.& vt.鼓掌欢迎；赞赏 22. _vi.& vt. 加速，促进 23. _vt.逮捕；吸引n.逮捕；拘留 24. _adj.眩晕的；昏乱的；使人发昏或困惑的 25. _adj.快乐的；欢快的 _adv.快乐地；轻松地 26._ adj.有技巧的；熟练的 _n.技能；技巧,spit
4、 delete radioactive radioactivity applaud accelerate arrest dizzy gay gaily skil(l)ful skill,重点短语,1._不管；不顾 3. _轮流干某事 4. _切碎 5. _受够了；饱受；厌烦 6. _向前看；为将来打算 7. _追溯到,regardless of take turns to do sth. cut up fed up with look ahead date back,1.if only . 语法结构 If only it could be just like last year! (教材P43
5、) 2.“.had done.when”中when 引导时间状语从句，表示“这时” She had almost reached her destination when a delicious smell arrested her progress and she stopped. (教材P43),重点句型,3.only to do . 不定式短语在句中作结果状语，强调意想不到的结果 Abruptly she sat down, only to be scooped up by her laughing, shouting sister, Luna. (教材P43),重点句型,1.复习动词时
6、态 2.学习现在完成进行时态 Weve been excavating here for many years and (教材P38),语法要点,alternative adj.供选择的；其他的 n.可能的选择；选择对象 Can you think of the alternatives we would use today？(教材P37) 你能想到可供我们今天利用的办法吗？,学生用书见P206,(1) alternative energy可替代能源 an alternative to.的替代品 have no alternative/choice but to do sth.别无选择只 好做
7、 (3) alternatively adv.可供选择地,(2),The way was blocked， so I went by an alternative road. 这条路被挡住了，因此我选择了另一条。 Do you have an alternative solution to the problem? 你有没有别的办法来解决这个问题？ We had to go on， because there was no (other) alternative. 我们只能继续下去，因为没有其他的选择。 The soldiers have no alternative but to fight
8、 till the victory. 战士们没有选择，只有战斗到胜利。,interrupt vt.& vi.打断讲话；打岔；暂时中断或中止 Im sorry to interrupt you but how could they live here？（教材P38） 对不起，打断了你的讲话，请问他们怎么能够住在这个地方呢？,(1) interrupt sb./sth. with sth.用打扰/打断 interruption n.U 中断，中止；C 阻碍物，障碍物 without interruption连续地，不断地,(2),We interrupt this programme to bri
9、ng you a news flash. 我们中断节目，报告新闻快讯。 Traffic in the city was interrupted by a snowstorm. 市内交通被暴风雪所阻断。 It is impolite to interrupt when someone is talking . 在别人讲话时插嘴是不礼貌的。 Lets go somewhere where we can talk without interruption. 我们去找个说话不受打扰的地方吧。,assume v假定；设想；假装；承担 So we think it is reasonable to ass
10、ume they lived in these caves，regardless of the cold.（教材P38） 因此我们有理由认为他们不顾严寒，就住在这些洞穴里。,assume sb./sth.to be假定/假设某人/某事为 It is assumed that.被认为 assuming that.假设/假定 assumption n.假定；假设 make an assumption认为，假定 on the assumption that假定,(1),(2),We must assume him to be innocent until he is proved guilty. 尚
11、未证实他有罪，我们就得假定他是清白的。 I made a mistake and I will assume responsibility for it. 我错了，我愿为此承担责任。 We can all leave together assuming (that) the others arent late. 我们大家可以一起走假定其他人不耽搁的话。 A lot of people make the assumption that poverty only exists in the Third World. 许多人认为贫困仅仅存在于第三世界。,significance n意义；意思；重要性
12、；重要意义 His university was aware of the significance of his work. （教材P40） 他所在的大学知道他工作的重要性。,be of (great) significance有(重大)意义/(非常)重要 be of no significance无意义/不重要 be of little significance不太重要 (2) significant adj.重要的,(1),Few people realized the significance of the discovery. 很少有人意识到这一发现的重要性。 It is a mat
13、ter of great significance. 这是一个非常重要的问题。 A theory, however good it is, is of no significance without being put into practice. 一个理论无论多好，不实行也是毫无意义的。 Their change of plan is strange but I dont think its significant. 他们改变了计划十分奇怪，但我觉得没什么意义。 ,arrest vt.逮捕；吸引 n逮捕；拘留 She had almost reached her destination wh
14、en a delicious smell arrested her progress and she stopped. （教材P43） 快到目的地的时候，一阵香气扑鼻，她不往前走了，停了下来。,arrest sb. for 因而逮捕某人 get arrested 遭逮捕 arrest ones attention 引起注意 under arrest 被捕 make an arrest 进行拘捕,(1),(2),The young man got arrested for causing that serious accident. 因造成严重事故，这个年轻人被捕。 They are tryin
15、g to make a new medicine to arrest the spread of the disease. 他们正试图研制一种新药来控制这种疾病的蔓延。 Her laughter arrested our attention and we all stared at her. 她的笑声吸引了我们的注意，我们都盯着她看。 Fifteen persons were under arrest because of the serious violence. 由于严重的暴乱，十五人被捕。,regardless of 不管；不顾(侧重指不计后果和代价) So we think it is reasonable to assume they lived in these caves, regardless of the cold. （教材P38） 所以我们有理由认
