1、UNIT 1 TEENAGE LIFE知识点讲解知识点讲解2022-2023学年人教版必修第一册 重点单词和短语详解1.volunteer n.志愿者work as a volunteer 做志愿者do volunteer work 做志愿工作 volunteer vi.&vt.自愿volunteer to do sth.自愿做某事 32.debate n.辩论；争论 vt.&vi.辩论；争论a debate on history 关于历史的争论after a long debate 经过长时间辩论under debate 在争论中debate on/over.关于进行辩论debate wit
2、h.和辩论43.prefer vt.较喜欢prefer sth.更喜欢某物prefer to do/doing sth.更喜欢做某事prefer sb.to do sth.更喜欢某人做某事prefer A to B 喜欢A甚于B prefer doing A to doing B=prefer to do A rather than B 比起做B更喜欢做A54.content adj.满足的；满意的 n.满足 vt.使满足the contents of the letter信的内容in content and form 在内容和形式上a content expression 满足的表情feel
3、/be content with=be satisfied with 对感到满足满意be content to do sth.=be willing to do sth.愿意做某事65.adventure n.冒险；奇遇adj.adventurous冒险的；奇遇的a sense/spirit of adventure 冒险意识/精神76.attract vt.吸引；引起的注意（或兴趣）attract ones attention 吸引某人的注意be attracted to喜爱attraction n.有吸引力的事物；吸引have attraction for 对有吸引力87.focus vi
4、.&vt.集中（精力、注意力等）；（使）调节焦距 n.中心；重点；焦点focus on/upon 集中/专注/聚焦于focus ones attention on注意98.addicted adj.有瘾的；上瘾的；入迷的addiction n.be addicted to doing sth./sth.对（做）很入迷109.expert n.专家；行家 adj.熟练的；内行的；专家的be expert at/in doing sth.擅长做某事=do well in sth=be good at sth/doing sth1113.be faced with面临；面对in the face o
5、f sth.面对(问题、困难等)face to face面对面地lose face丢脸，失面子look in the face正视(某人)1214.carry sb.through sth.帮助某人渡过难关carry sth.through成功完成，顺利完成carry out实施；履行；执行carry on继续移动carry on sth.从事某事carry on doing sth.继续做某事carry on with sth.(carry sth.on)继续做某事1315.in need of需要in need缺(食物或钱)；在危难中；急需Theres no need(for sb.)to
6、 do sth.(某人)不必做某事meet/answer/satisfy/fill a need满足需要1416.be responsible for对负责；作为原因，成为起因responsibility n.责任;负责a strong sense of responsibility很强的责任感have responsibility for负责take responsibility for对负责Its sbs responsibility to do sth.干某事是某人的职责15重点单词词性转换单词词性转换1.apply-application-applicant(v-n-n(人)申请-申请
7、-申请人 2.amaze-amazing-amazed-amazement(v-adj-adj-n)惊奇-令人惊奇的-感到惊奇的-惊奇 3.arrange-arrangement(v-n)安排，筹备 174.hire vt聘任；雇用 租用 n租借；租用5.reject拒绝接受；不录用n废品，次品-rejection拒绝接受；否决6.appointed adj指定的，约定的appoint vt任命；委派-appointment约定，约会；任 命，委任187.retire vi/vt退休；退职；退出-retirement退休、退休生活8.scary恐怖的，吓人的-scare惊吓；使害怕 vi受惊吓
8、 scared 害怕的；对.感到惊慌或恐惧的9.sharply adv锋利地；敏锐地；急剧地 sharp急剧的；锋利的；明显的 sharpen 使变锋利；使提高1910.energy n精力，能源 energetic 精力充沛的；充满活力的 energetically 积极地；精力充沛地11.replace 接替；取代；更换-取代，代替12.operator操作者，经营者-operate 动手术；操作；经营 operation 手术；企业；经营2013.whisper 悄声说；耳语；低语 耳语声；低语声；传言；谣传14.assist vt帮助；援助-assistant助手；助理-assista
9、nce援助，帮助；辅助设备15.spill vt/vi(spilt/spilled,spilt/spilled)使洒出；使溢出2116.harm n/vt伤害；损害-harmful有害的，无害的 harmless 无害的17.illustrate-(n.)illustration-说明；插图；例证；图解-illustrator(n.)插图画家；说明者；图解者 18.marry v.结婚-(n.)marriage 婚姻 19.elect v.选举-(n.)election 选举-竞选22重点短语1.1.be in dilemma处于进退两难的境地plain to sb about sth抱怨，投
10、诉某事3.respond to对、做出回应4.hire sb to do sth雇用某人做某事245.appoint sb to sth某人任某职6.appoint sb as命任派某人（担任）、7.be scared of sth/be scared to do sth害怕做某事8.a sharp increase/fall in prices价格急剧上涨、下跌259.replace A with B用B取代A10.be replaced by被、取代11.in operation在运行12.whisper to sb对某人窃窃私语 2613.explain sth to sb向某人解释14
11、.assist sb with/in sth协助某人做某事15.do/cause harm to对、有害的16.carry sb through sth.帮助某人渡过难关；完成2717.carry out实行；履行18.tend to do sth 易于做某事；往往会发生某事19.pass away 去世（委婉说法）20.in memory of 作为对.的纪念2821.in charge of负责；掌管22.in support of支持23.in favour of支持；赞同24.in tears 留着泪2925.a great deal of 大量30语法点1.独立主格结构是由一个名词或
12、人称代词（主格）作为逻辑主语，加上一个分词、形容词、副词、不定式或介词短语等构成的复合结构，其作用相当于状语从句，用来表时间、原因、条件、行为方式或伴随情况。独立主格322.形式名词(代词)现在分词(与前面构成主动关系)；名词(代词)过去分词(与前面构成被动关系)；名词(代词)不定式(表将来)；名词(代词)副词；独立主格332.形式名词(代词)形容词；名词(代词)介词短语；名词(代词)名词独立主格34eg，Everyone equipped with everything,its time to set off now.Time permeitting,we can stay longger.独立主格35谢谢大家！
