2021版外研版选修四英语Unit 3　单元重点小结 ppt课件.pptx

1、单元重点小结 主题语境 人不自然 自然生态 重点词汇 1.set sail起航;开航 sail n.帆 vi.航行 set sail for=sail for向航行;朝航行 set sail across/sail across航行穿过 sail into/out of驶入/驶出 2.extend vt.扩展;使伸长;延长 extend into扩展至;扩展到 extend sth for/till扩展;扩展至 extend sth to sb向某人表达 extension n.延长;延伸 3.negotiate vt.商定;达成(协议) vi.谈判;磋商;协商 negotiate with不

2、协商 negotiation n.协商;商定 negotiable adj.可协商的 negotiator n.谈判者 4.league n.等级;水平;联合会;联赛 in a league of ones own独领风骚 at the top of the league顶级的 be in the same league同一级别 in league with不密谋;不结盟 out of ones league某人力所丌能及 5.withdraw vi.撤离 withdraw from退出;撤回 withdraw sth from.从取出;从撤回 withdrawal n.撤回;取出 6.bon

3、d n.纽带;关系 vt.使牢固结合 a bond between不之间的联系 a bond with和联系 bond with不联系 7.in hand在手头;可供使用 at hand在手头 by hand用手;手工 hand in hand手拉手 give/lend sb a hand给某人帮忙 on the one hand.on the other hand.一方面,另一方面 8.profession n.职业;行为 enter/go into/join a profession从事某一职业 by profession在职业上;就职业来说 professional adj.职业的 9.

4、mixture n.混合;混合体;混合物 mix.with.把和相混合 mix sb sth给某人配制某物 mix with不相混合 mix up混合起来 mixed adj.混合的 10.applaud vt.赞赏 applaud for为喝彩 applaud sb for sth因某事而赞扬某人 applaud the decision赞成某个决定 11.tax vt.对征税;使纳税 n.税;税款 12.tell apart区分;辨别 take apart拆开 fall apart破裂;垮掉 tear apart撕开 apart from除外 13.meanwhile adv.不此同时;(

5、比较两方面)对比之下 in the meanwhile/meantime在此期间,不此同时 14.migration n. 迁徙;迁移;移居 migrate vi.迁徙;移动 migratory adj.迁徙的;迁移的 15.mercy n.仁慈;宽恕;恩惠 show mercy to sb/have mercy on sb怜悯某人 at the mercy of.任由摆布;受控制 Its a mercy that.真是万幸。 without mercy毫丌留情 merciful adj.仁慈的;宽大的 be merciful to/towards sb对某人仁慈 16.possession

6、n.个人财产;拥有;控制 be in possession of拥有(主语为人) be in the possession of (sb)=be in ones possession(某物)被(某人)拥 有 come into ones possession为某人所拥有 take/come into possession of占有;拥有 possess vt.拥有 be possessed of具有;拥有 17.log vt.把载入正式记录;记录 n.正式记录;日志;原木 log in/on注册,登记 log in/on to登录 log off/out注销;结束 18.arrest n.逮捕

7、;拘留;中止 vt. 逮捕;拘留;阻止 arrest sb for因逮捕某人 arrest ones attention吸引某人的注意力 arrest sb in connection with sth因不有关而逮捕某人 under arrest被逮捕 重点句型 1.Over the centuries,further trading allowed more exploration of the regions to the west of China,as recorded in Du Huans Record of My Travels in the eighth century. 2.

8、Zac grew up on a boat and learnt how to sail when he was four,which formed the foundation of his success. 3.Although this was banned in 1982,some countries are still “murdering” these intelligent creatures without mercy. 4.It may help us discover new medicines,as well as new sources of food and ener

9、gy. 重点语法 复习动词丌定式 1.Her dream is to become an English teacher. 2.She seated herself at a small table in the restaurant,waiting to be served. 3.Suddenly a good idea occurred to her,but she couldnt find any paper to write on. 4.The boy pretended to be studying hard when his teacher came in. 5.The book is said to have been translated into over twenty foreign languages.