Unit 4 重点单词小结课件-高中英语人教版（2019）选择性必修第一册.pptx

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1、选择性必修一unit 4重点词汇小结UNIT 41.vary vi.（根据情况）变化；改变【词块】vary from to 从到不等vary with随着变化/改变vary in在方面不同（全国卷I）Typing patterns vary from person to person.打字方式因人而异。拓展：various adj.各种不同的；各种各样的variety n.变化；多样化a variety of/varieties of多种多样的2.appropriate adj.合适的；恰当的【词块】be appropriate to/for对合适拓展：appropriately adv.合适

2、地；恰当地inappropriate adj.不合适的；不恰当的3.by contrast相比之下拓展：in contrast to与形成对照The company lost$7 million this quarter in contrast to a profit of$6.2 million a year earlier.这家公司本季度亏损了700万美元，与去年同期620万美元的利润形成了对照。4.approve vi.赞成；同意 ot.批准；通过【词块】approve of sth/sb同意某事/某人approve of ones doing sth同意某人做某事拓展：disappro

3、ve vi.不赞成；反对disapprove of sth/sb反对某事/某人approval n.赞成；同意；批准disapproval n.不赞成；反对5.witness（1）n.目击者；证人【词块】be a witness to sth目击，看见（某事发生）；证明真实give witness to为作证He has been a witness to a terrible murder.他目击了一起残忍的凶杀事件。（2）t.当场看到；目击；见证The late twentieth century we witnessed the rapid development of Chinas e

4、conomy.20世纪末，我们看到了中国经济的迅速发展。6.employ vt.使用；应用；雇用【词块】employ sb as雇用某人担任employ sb to do sth雇用某人做某事拓展：employer n.雇主；老板employee n.雇工；雇员employment n.工作；职业；就业unemployment n.失业；失业人数employment/unemployment rate 就业/失业率Minutes after the last movie ended yesterday,employees were busy sweeping up popcorn.昨天在最后一

5、场电影结束几分钟后雇员们忙着打扫爆米花。7.differ vi.相异；不同于【词块】differ from和不同differ with sb on/about/over sth在方面和某人意见不一致拓展：different adj.不同的；有差异的 be different from和不同difference n.不同；差别the difference between A and B A与B的差异make a difference to对有影响/产生重要作用8.by comparison（与）相比较The second half of the game was dull by comparis

6、on with the first.与上半场相比，比赛的下半场有些沉闷。拓展：compare A with B 拿 A与B作比较compare A to B把A比作Bcompared with/to与相比较9.favour（1）vt.较喜欢；选择；有利于【词块】favour doing sth更喜欢做某事（全国卷I）The programme“Summer Employment Opportunities”favours the disabled.“夏季就业机会”项目有利于残疾人。（2）n.帮助；恩惠；赞同【词块】do sb a favour帮某人忙ask a favour of sb请求某人

7、帮忙in favour of赞同；支持；有利于拓展：favourable adj.给人好印象的；同的；支持的favourite adj.最喜欢的10.break down消除；分解；打破；（身体）垮掉（谈判）失败拓展：break up 破裂；破碎；解散break through做出新的重大发现；突破break out（战争、火灾等）爆发break in/into破门而入；强行进人break away逃脱；脱离11.anger n.愤怒；怒气【词块】in anger愤怒地；生气地（天津高考）The most awkward email mistake is usually committed i

8、n anger.最尴尬的电子邮件错误通常是生气时犯的。拓展：angry adj.愤怒的；生气的angrily ado.愤怒地；生气地12.trial n.&.v.（1）审讯；审判【词块】on trial受审come to trial开庭审理（2）试验；试用【词块】a trial period试用期trial and error反复试验；不断摸索Children learn to use computer programmes by trial and error.儿童通过反复摸索学会运用计算机程序。13.in other words 换句话说；也就是说拓展：in a word总之；简言之hav

9、e a word with sb与某人说几句话have words with sb与某人争吵word for word逐字地14.tendency n.趋势；倾向【词块】have a tendency to do sth有做某事的倾向拓展：tend v.往往会；招待tend to 倾向于；往往会（全国卷）Many people tend to talk about traditions without knowing what they really are.许多人往往会谈论传统，（其实）并不知道传统到底是什么。15.occupy vt.占据；占用；使忙于（做某事）【词块】occupy sb

10、with sth使某人忙于某事拓展：occupied adj.忙的be occupied with sth忙于某事be occupied（in）doing sth忙着做某事He is fully occupied looking after three small children.照顾三个小孩把他忙得不可开交。occupation n.工作；职业；占领16.distinguish vi.&ot.区分；辨别 ot.使显著【词块】distinguish A from B区分 A和B distinguish between A and B 区分 A 和 B（江苏高考）Babies can even

11、 distinguish their mothers voice from that of a female stranger.婴儿甚至能够把妈妈的声音同其他陌生女性的声音区分开来。拓展：distinguished adj.杰出的；著名的17.anxiety n.焦虑；担心【词块】with anxiety 焦虑地；担心地free from anxiety 无忧无虑地Theres tension and anxiety from the beginning as Nick and Amy battle for your trust.因为尼克和埃米都想赢得你的信任，所以从一开始就弥漫着紧张和焦虑。拓展：拓展：anxious adj.anxious adj.焦虑的；担心的焦虑的；担心的be anxious about be anxious about 对对担心担心anxiously adv.anxiously adv.焦虑地；担心地焦虑地；担心地Thank you for listening!