必修四unit1短语归纳

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人教版选择性必修第四册Unit1 Science Fiction 重点单词短语总结

Unit 1Science Fiction【话题词汇】1.innovation n. 创新；革新2.hardware n. 硬件；硬设备3.database n. 数据库4.e-book n. 电子书5.password n. 密码6.smartphone n. 智能手机7.automatic adj. 自动的8.install v t. 安装9.upload v t. 上传10.calculate v t. 计算11.browse v t. 浏览12.reliable adj. 可信赖的；可信任的13.portable adj. 可携带的14.digital adj. 数字的；数码的15.intelligent adj. 智能的；有才智的16.manual adj. 手工的；手动的【话题短语】1.log in/on 登陆2.log off/out 退出3.save the data 存储数据4.shut down/off 关闭；关机5.break down 系统瘫痪6.artificial intelligence(AI) 人工智能7.the information superhighway 信息高速公路8.make a breakthrough 突破rmation Technology 信息技术10.remote control 远程遥控【话题佳句】1.In 2015, Chinese scientist Tu Youyou won the Noble Prize in Physiology orMedicine due to the great breakthrough she had made in medicine。

由于在医学方面取得巨大突破，中国科学家屠呦呦2015年获得了诺贝尔生理学或医学奖。

2.Since the first spaceship was launched, some sci-fi novels and the space toys have been launched one after another.自从第一艘宇宙飞船发射以来，一些科幻小说和太空玩具也陆续上市。

必修4重点短语回顾

Book 4 Unit 11.behave oneself ,举止有礼，守规矩behave well towards sb, 对某人表现好,不好well-behaved children, 表现好的孩子们2.in the shade, 在阴凉处shade sb\ sth , 给某人或某物遮住光线，3. It’s worthwhile to do/doing sth. 做某事值得be well worth sth\ doing.be worthy of sthbe worthy of being done =be worthy to be done 4.observe sb. do注意到某人做了observe sb doing sth.注意某人正在做observe the rules 遵守规则observe the customs 入乡随俗observe Christmas庆祝圣诞节5. respect sb for sth 因…而尊敬某人earn \ win one’s respect 赢得某人的尊敬show respect for sb向某人表示尊重5.argue with sb. about sth.同某人争论某事argue for…为…辩护argue against…反对…argue sb. into doing sth.力劝某人去做某事argue sb. out of doing sth.力劝某人不要做某事6.be crowded with 挤满，堆满crowd in 想法问题涌入心头7.inspire sb to do sth 鼓舞某人做某事encourage sb to do sth. 鼓励某人做某事8.support sb 支持某人in support of支持support the family 养家9.intend doing/to do打算做某事intend sb. to do打算要某人做某事be intended for sb./sth.为…而做；供…用be intended to do sth 为做…而准备10.deliver sth to sb 给某人送某物deliver a speech 演讲deliver a baby 接生Sb be delivered of a baby 生小孩12. considering 考虑到considerable 相当多的considerate考虑周到的体谅的11.be concerned about对…担心be concerned with与…有关13. fight for为…而战fight against(with)与…作战14. devote all her life / energy /time to doing sthbe devoted to doing sth 献给…致力于…15. be determined to do sth有决心…determine to do sth决定做某事16. look down upon看不起look up to尊重look back upon回顾look up查look through浏览look over检查look into 调查look after照顾17. catch one’s eye吸引…catch sb cheating抓住某人作弊18. care for照顾；喜欢care about关心关注；在乎，在意19. carry on继续开展下去carry off夺走carry away冲走carry out实施；执行20. A together with B A along with BA as well asB 谓语动词要和A主语一致21. 1）Not until + 从句+助动词+ 主语+ 谓语He didn’t arrive until the game had begun.2）Not until the game had begun did he arrive.3）It is/was +not until + 从句+ thatHe didn’t go home until he finished his homework.= It was not until he finished his homework that he went home.Unit21. get rid of...摆脱；丢掉2．regret doing/having done...后悔做过某事regret to say/tell you/inform you that...遗憾地说/告诉你/通知你…much to one’s regret令某人觉得遗憾的是3．equip sb. with sth给某人装备某物be quipped with be armed with 装备有equip...for...为…而装备…；为…而做准备be furnished with...装修布置有…be decorated with...装饰着……3.struggle to do sth. 努力做某事4.struggle for sth. 努力博取某物;为争取某物斗争struggle with/against… 同…搏斗；与…展开斗争strggle to one's feet挣扎着站起5. be satisfied with对….满意6. keep…free from/of = protect...from 使..免受影响7. make comments on对…做出评论comment on/upon sth 对…评论8. build up 逐渐增强；积聚；建立；开发9. lead to 导致；造成(后果)；通向lead sb. to sp.把某人带到lead sb. to do sth. 导致/促使某人做某事under the leadership of 在……的领导下bring about导致；引起result in引起；导致10. focus on 集中于focus…on集中于…；集中到… concentrate /fix …on concentrate on11. thanks to 幸亏12. would rather(not) +Vwould rather do sth. than do sth.=would do sth. rather than do sth.宁愿做某事而不去做某事would rather (that) sb. V-ed /had P.P.... 宁愿某人做某事(虚拟语气)链接would like to do sth.想做某事would like to have done sth 希望做过某事12.if so 如果这样if ever 如果有过/发生过的话if not 如果不if any 如果有一些if anything 如果有什么的话if possible 如有可能if only 要是…就好了what if 倘若…怎么样14. more than twenty 比…多more than + adj/adv. 很，非常more than + N 不仅仅more A than B 与其说是B, 不如说是A 15. 倍数+ as + adj/adv + asHe runs twice as fast as she.倍数+adj/adv比较级+thanThis problem is ten times harder than that one.倍数+ the size/ length/depth+ ofThe room is five times the size of that one.Unit 31.be content with sth.对…感到满意或满足be content to do sth. 满足于做某事链接be satisfied with对……感到满意be pleased with对……感到满意2．convince sb. of sth.= be convinced of sth.使某人相信某事convince sb. to do sth.说服某人做某事be convinced that... 确信…，坚信…3．be particular about对……很挑剔或很讲究in particular特别地；特别是4．entertain sb. to sth. 招待某人吃…entertain sb. with sth. 以…款待某人5．be astonished at sth 对…吃惊to one’s astonishment 使某人吃惊的是6．whisper sth to sb 向某人低声说in a whisper = in a low voice.低声说7. make a mess of扰乱，弄乱get into a mess 陷入困境in a mess 一团糟8. directly 一…就…，相当于as soon as。

高中英语人教版必修四Unit1Womenofachievement1重点词汇

6． look down upon/on 蔑视；瞧不起→ look up to 看得
起；尊敬
7．by chance 碰巧→by accident 碰巧→by design/on purpose 故意 →come across (偶然)遇见，碰见
8． intend v．计划；打算→be intended for /be meant for 旨
9．However，the evening makes it all worthwhile. 但是到黄昏时分我们都觉得这一切都是值得的。
10. Once I stop, it all comes crowding in and I remember the chimps in laboratories. 我一旦停下来，所有的一切都会涌上心头，我就会想起实验室的黑猩猩。
→ respectable adj.值得尊敬的 6．crowd vt.挤满→ crowded adj.拥挤的 7．kind adj.善良的→ kindness n．仁慈；好意 8．consider vt.考虑→ consideration n．考虑→
considerate adj.考虑周到的
Ⅲ.语境填词(根据提示用适当的单词或短语填空)
1．Song Qingling was a woman of great achievements (成就)．She started some organizations (组织) to care for
the welfare (福利) of the kids and women. 2．Students should observe (遵守) the school rules a的词汇以及相关短语)
1.achievement n.成就→ achieve one’s dream/goal 实现梦想/目标 2.behave vt. & vi.(举止或行为)表现→ behave oneself表现好，听话 3. observe vt.观察；遵守；庆祝→ observe the law 守法 4. respect vt. & n.尊敬→ treat sb. with respect尊敬某人 5. lead a...life 过着……的生活→ live a...life 过着……的生活

人教版必修四 Unit_1高考必考单词串讲

[即学即练](1)________ Behave yourself! 放规矩点！
(2)The child ___________ ___________ behaved well(badly) at school. 这孩子在校行为良好(不佳)。
(3)He ___________ ______ behaved like a gentleman. 他表现得像个绅士。
②战役，作战行动 The Spanish campaign and the campaign to seize Moscow were both failures. 西班牙战役和夺取莫斯科之战均失败。【辨析】 campaign,movement campaign指为达到特定目标而进行的运动。 movement 指历史上的一些重要运动。 She took part in a campaign against smoking. The May fourth Movement is a historic event for the Chinese people.
答案：D
D．achieved
解析：句意为“露西在高中已经实现了她为自己设定的所有目标，并准备在大学迎接新的挑战”。achieve one's goal/aim “实现某人的目标”。
6.connection n [C,U] 关系，联系，连接，衔接【搭配】 a connection between A and B A和B之间的关系/联系 the connection of A with B A与B的关系/联系 Is there a connection between the sun and the seasons. 太阳与季节之间有联系吗？
anization[U]组织，构成 [C]团体，组织机构团体 He was engaged in the organization of the football club. 他忙着组建足球俱乐部。 The China Welfare Institute is a charity organization. 中国福利基金会是一个慈善组织。【单词积累】 organize v 组织 organized adj 有组织的 organizer n 组织者，创立者

新教材人教版高中英语选择性必修第四册全册重点单词短语句型汇总(47页)

人教版选择性必修第四册重点单词短语句型汇总Unit 1 science fiction................................................................................................................- 1 -unit 2 Iconic attractions..........................................................................................................- 10 -Unit 3 Sea Exploration............................................................................................................- 19 -Unit 4 Sharing.........................................................................................................................- 28 -Unit 5 Launching Your Career.................................................................................................- 38 -Unit 1 science fictionWords and Phrases1　superior adj.更好的；占优势的；(在级别或重要性上)更高的[教材原句P6] In scifi stories，robots often become superior and take over.在科幻小说中，机器人通常会变得更高级，并接管一切。

高一英语必修四unit1知识点

习题练习：
When we visited my family home,memory
came___A___back.
A.flooding B.to flood C.flood D.flooded
The lawyer listened with full attention,_B__
to miss. A.not trying B.trying not C.to try to D.not to try
习题练习：
If you have a job,_A___yourself to it and
finally you'll succeed. A.do devote B.don't devote C.devoting D.not devoting
(do 用来加强语气，强调动词)
encourage
project
计划，项目，工程；课题，作业 a project for sth./to do sth.做某事的计划 a project on关于...的课题
eg：工程项目的第一阶段现已完成。 (提示：the first phase)
The first phase of the engineering project has been completed.
A.Being encouraged B.Encouraging
C.Encouraged
D.Having encouraged
Reading Part 1
bahave oneself crowd in
in the shade of work out
move off
say to oneself
比较
common 强调许多事物或人所不同具备的特点 ordinary 与一般事物的性质或标准相同，强调平

人教版英语必修四Unit1单词详解

人教版英语必修四-Unit1单词详解1、WordsandExpressions必修四Unit11.achievement/n./成就，功绩asenseofachievement成就感[u.]achievev.实现-----achievementn.成就realise/achieveonesdreamexcitev.使兴奋-----excitementn.兴奋governv.管理-----governmentn.政府arguev.争吵----argumentn.争吵，争辩treatv.对待----treatmentn.对待2.campaign/n./运动；战役;/v./作战acampaignfor为了……的运动acampaignaga2、inst反对……的运动eg.Theystartedacampaignforequalrights.他们发起了一项争取平等权利的运动。

(2)vi.参与运动；作战；campaignfor参与争取……的运动campaignagainst参与反对……的运动3.condition/n.C/条件;/n.U/状况，状态；身体健康是获得胜利的条件之一。

Heathisoneofthemostimportantconditionsofachievingsuccess.beingood/poo r/excellentcondition处于好的/差的/极棒的状态中Sheisoftenintopcondition.I’m3、reallyoutofcondition.4.behave/v./举动；〔举止或行为〕表现eg.Imsorryaboutlastnight--Ibehavedlikeachild.对不起，昨天晚上我表现得太稚嫩了。

eg.Behaveyourself,youngman.年轻人，规矩些！(1)behaveoneself 守规矩，表现得体；(2)well-behaved/adj./表现好的badly-behaved/adj./表现差的3.behave/v./举动；〔举止或行为〕表现ubehaviour/n./举止；行为；习性；eg.Theboywaswell-behavedatthebanquetan4、deveryonepraisedhisproperbehaviour.这个男孩在宴会上表现很好，因此每个人都表扬他恰当的举止.behaveoneself守规矩behavewell/badly(towardssb.)(对某人)看法/举止好/恶劣beonone’sbestbehavior举止规矩4.devote/vt./把….奉献，把…专用于1)devoteoneself/sth.to(doing)sth.献身于……；致力于……Hedevoteshimselftofinishingthetask.Shedevotesallhertimetoherfam ily.2)devoted(adj.)深爱的，5、全心全意的，忠实的adevotedfriendSheisdevotedtoherfamily.她深爱她的家庭。

人教版必修四第一单元核心词汇和短语

Unit1 Women Of Achievement（一）核心词汇1.behave vt&vi举动;（举止或行为）表现1）behave well /badly towards sb 对待某人好/差They behaved badly towards guests,which made us very disappointed .他们对客人态度很差，这使我们很失望。

2）behave oneself 守规矩；表现得体Behave yourself ! 规矩点！3）well-behaved adj表现好的badly-behaved adj表现差的well-behaved/badly-behaved little boys行为规矩的/不规矩的小男孩们4）behavior n 举止;行为mind one’s behavior注意某人的举止We each should mind our behavior in public places.在公共场合我们每一个人都应该注意自己的行为举止。

2.worthwhile adj 值得的；值得做的1）It is worthwhile doing /to do sth做某事是值得的It is worthwhile to visit /visiting the Great Wall .= Visiting the Great Wall is worthwhile。

参观长城是值得的。

2）It is worth one’s while to do /doing sth值得某人做某事It is worth your while to visit /visiting the Great Wall .你参观长城是值得的。

3)be well worth doingThe Great Wall is well worth visiting .长城值得参观。

4)be worthy of +n/being dongbe worthy to be doneThe Great Wall is worthy of a visit .=The Great Wall is worthy of being visited .=The Great Wall is worthy to be visited.长城值得参观。

人教版2019高中英语选择性必修第四册Unit 1知识讲解

向……宣战宣布独立/破产宣布……成为…… 表示赞成/反对 n. 声称; 声明
【知识微练】单句语法填空 ①If you have nothing _t_o_d_e_c_la_r_e_(declare), please go through the green channel. ②In September 1939, Britain declared war _o_n_ Germany after Germany invaded
6. or rather 更确切地说(插入语) 【教材原句】
So Claire borrowed some library books for him to read, or rather, scan. (P2)所以, 克莱尔借了一些图书馆的书让他读, 或者更确切地说, 去扫描。
【词块必记】
(1) or rather=more specifically (2) rather=on the contrary (3) rather than(先后连接形式一致, to可省略)
Poland. ③When asked for his opinion, he declared strongly _a_g_a_in_s_t_ the policy, which
surprised everyone present at the meeting.
3. superior adj. 更好的; 占优势的 n. 上级, 长官; 优胜者
【典型例句】 Although her description sounded wonderful, the price was beyond
our range, so we declined. But she kept urging us to have a look at least. 虽然她的描述听着不错, 但是价格超出了我们的能力范围, 所以我们拒绝了。但是她极力劝说我们至少看一看。

新教材人教版高中英语选择性必修第四册Unit1 Science Fiction单词短语句型写作汇总

Unit 1Science FictionReading and Thinking ...................................................................................................... - 1 - Learning About Language ................................................................................................ - 7 - Using Language ............................................................................................................... - 9 -Reading and Thinking词汇积淀·素养初探1. science fiction科幻小说2. get a bonus得到奖金3. his wisdom and integrity他的智慧和正直4. treat sb. with dignity尊敬地对待某人5. have an appointment有个约会6. paint nails涂指甲油7. a successful saleswoman一名成功的女推销员8. a light suspended from the celling 悬在天花板上的灯9. dismiss workers 解雇工人10. declare war 宣战11. fall off the ladder从梯子上掉下来要点精研·素养奠基1. experiment with 用……做实验*She picked up the microphone and began to experiment with the switches.她拿起话筒, 开始试拨开关。

人教版高中英语必修四Unit1 单元教学笔记

人教版高中英语必修四Unit 1 Women of achievement1. achievement [C] 成就,功绩; [U] 完成，达到achieve vt. 完成, 达到，实现短语：make achievements in… 在……取得成就achieve success / victory /one’s purpose / aim / goal 取得成功、胜利；达到目的、实现目标2. concern vt. 与……有关；使担忧；使关心concerned adj. 有关的；担忧的concerned 表示“有关的”作后置定语；concerning 介词，“关于”常见短语: concern oneself for / about… 关心；为……担忧= be concerned about / for…be concerned with… 关心；和……有关as / so far as ….be concerned 就……而言；就……来说She concerns herself about her son’s future. = She is concerned about her son’s future .As far as I am concerned , I cannot object to your marriage .3. specialist [C] 专家, 专业工作者,专科医生，后接in短语I think you’d better consult a specialist in Chemistry.specialize vi. 专攻, 专门从事，专注于，后接in短语What do you ~ in? 你的专业是什么?4. connection [C,U] 连接,关系in connection with 与……有关Please tell me all you know in connection with that matter.请把你知道的关于那件事的所有的情况告诉我。

新教材外研版选择性必修第四册Unit1 Looking forwards单词短语句型语法提炼汇总

Unit 1 Looking forwards词汇积累①comfortably ad v.舒适地comfortable adj.舒服的comfort n．安逸；安慰②fall into a deep sleep进入深度睡眠fall asleep入睡③wonder v．想知道；弄明白；诧异It is no wonder that...难怪……④issue n．问题be at issue是讨论的焦点⑤in the face of＝be faced with 面对……⑥take action＝take measures采取行动⑦in place 准备就绪⑧guarantee n．保证be under guarantee 在保修期内⑨in this respect在这个方面⑩illustrate(用示例、图画等)说明，解释⑪ambitious adj.有野心的；有雄心的⑫unfolded v．(使)展开；打开；(使)逐渐展现；展示；透露⑬single-minded adj.一心一意的；专心致志的⑭correspondent n．记者；通讯员；通信者⑮inform v．提供素材⑯be based on 以……为基础⑰by contrast相比之下；与……相反⑱originally ad v.原来；起初original adj.起初的⑲compared to 和……相比⑳be known for...因为……而出名be known as...作为……而出名○21interestingly ad v.有趣地是○22household adj.家喻户晓的○23devote oneself to专心从事(研究)○24long to do sth.渴望做某事long for sth.渴望某物○25get enough of足够，充分；对……腻烦○26in desperation 绝望；在走投无路的情况下○27focus on 关注，聚焦于○28under immense pressure在巨大的压力之下○29be forced to do sth.被迫做某事○30well ad v.很；相当；大大地；远远地○31not necessarily 未必○32turn out(以某种方式)发生；最后是；结果是○33encounter v．遭遇，遇到(尤指令人不快或困难的事)○34innovator n．革新者；创新者○35dot n．点，小圆点1．ambition n．追求，理想→ambitious adj.具有雄心抱负的2．train v．训练，培训→trainee n．接受工作培训的人；实习生→training n．培训3．detect v．侦探；发现→detective n．私家侦探4．ultimate adj.最后的；最终的→ultimately ad v.最后，最终5．boy n．男孩→boyhood n．(男性的)童年时期，少年时代1．issue n．问题，论点；担忧；发行；发行物；期号v.发行；公布；配给①If you have any issues，please call this number. n.担忧②This is a big issue；we need more time to think about it. n.问题③The article appeared in issue 25. n.期号④They issued a joint statement denying the charges. v.公布⑤They issued a special set of stamps to mark the occasion. v.发行⑥They issued rifles to the soldier. v.配给2．ultimately ad v.最后，最终；最基本地，根本上①Ultimately，you'll have to make the decision yourself. 最后②All life depends ultimately on oxygen. 归根到底Words and Phrases知识要点1comfortably ad v.舒适地[教材P2]One moment，we are lying comfortably in bed，about to fall into a deep sleep.某一刻，我们舒舒服服地躺在床上，快要睡着了。

人教高中英语必修4-Unit1单词用法讲解.

我们过上幸福生活。 We are leading a happy life. B 【选择】The villagers in the mountain areas____now. A.lives simple life C. lives simply B .lead a simple life D .led an active life
2.关系，联系 n.
A和B之间的关系 connection between A and B
和---有关系 have some connection with have something to do with 和---没关系 have no connection with have nothing to do with 食物和健康之间有密切的关系。 There is a close connection between food and health. 他说的话和我没关系。 What he said has nothing to do with me. 连接，联系 vt. connect
13.look down upon/on 蔑视；瞧不起
她瞧不起那些没上大学的人。
She looks down on those who haven’t been to college
抬头看；查找 look up
把---当作 look on ---as
look about/around 盼望；期待 look forward to 四处环顾，
worthy: 值得的值得做某事 be worthy to be done
be worthy of being done
be worthy of + n.
这本书值得一读。
The book is worth reading. The book is worthy to be read.

必修四Unit-1-Women-of-achievement知识点总结

Unit 1 Women of achievement1、This means going back to a place where we left the chimp family sleeping in a tree the night before.这意味着我们要返回前一天晚上我们离开黑猩猩睡觉的大树旁。

mean to do=plan to do计划或打算干某事；mean doing意味着，意思是①I meant to go running this morning, but I overslept.我今天早晨本打算去跑步，但是我睡过头了。

②I didn’t mean to hurt you; I meant studying hard is important to everyone.我不是有意刺伤你，我的意思是努力学习对每个人来说都重要。

相关链接：try to do尽力去做try doing试着做stop to do停止去干别的事stop doing停止正干的事go on to do继续干另外一件事go on doing继续干同一件事remember to do记得要干某事remember doing记得干过某事forget to do忘记了要干某事forget doing忘记了干过某事regret to tell sb遗憾地对某人说regret doing sth后悔干了某事want to do想要干某事want doing需要need to do有必要干need doing需要consider to do认为consider doing考虑去做2、But the evening makes it all worthwhile.但是到傍晚时分我们觉得这一切都是值得的。

worthwhile值得的（做表语或定语）worth some money值多少钱（worth不置于名词之前）worth doing值得做①It is a worthwhile job and it is worth doing right now.这是一项有价值的工作，值得马上做。

高中英语必修四第1-5单元重点词汇及语法(完整版)

高中英语必修四第1-5单元重点词汇及语法(完整版)-CAL-FENGHAI.-(YICAI)-Company One1Unit 1 Women of achievement1．achieve v. 完成，达到；实现，获得achievement：n.完成；达到；成绩；成就e.g He will never achieve anything if he doesn’t work hard.不努力工作他什么也做不成。

The company has achieved a 100% increase in profitability.这个公司在利润方面获得了百分之百的增长We felt a great sense of achievement when we reached the top of the mountain.当我们到达山顶的时候，我们有一种很大的成就感。

2．connection: 联系；关系；连接物；连接，联结(with/between) Pl. 亲属；亲戚e.g There is a strong connection between smoking and heart disease.吸烟和心脏病之间有很大的联系。

The company has a connection with a number of Japanese firms.这个公司和日本的好多公司有联系。

This town has very good road and railway connections with the coast.这个小镇和海岸之间有着很好的公路及铁路连接。

She ‘s English but she has Irish connections.她是英格兰人但她有爱尔兰的亲戚。

in connection with: 有关e.g In connection with your request of March 3, we are sorry to tell you that we can’t give you a reply until the manager comes back next week.关于你三月三日的请求，很抱歉地告诉你直到下周经理回来我们才能给你答复。

人教版高中英语必修四各单元短语及句型整合

deliver a speech发表演讲
be concerned about关心；挂念
9. devote one`s life/time to doing sth把……贡献给；致力于（P1）
10. found an International campaign建立一个国际组织（P1）
知识拓展
find-found-found（找到）;
be buried in专心于；
be engaged in忙于；
be involved in被卷入其中
35. get good crops from the fields获得高产（P52）
consider sth（to be）sth认为某物是什么
3. struggle for为斗争（P10）
知识拓展
main point要点；
main/major concern最关心的；
main road主干道
2. consider sb (as) sth认为某事是（P10）
知识拓展
4. super hybrid rice超级杂交水稻
5. have a high output产量高（P10）
6. make it possible to do sth使得做某事成为可能（P10）
知识拓展
be wrong with坏了；出故障；
be angry with恼怒；
5. put sb to death处死，处决（P1）
6. be giventhe Nobel Peace Prize赢得诺贝尔和平奖（P1）
知识拓展
be awardeda prize被授予一个奖项；
get/win/receivea prize获奖
7. in modern Chinese history在中国现代史上（P1）

高中英语必修四Unit1知识归纳

Unit 1 知识归纳词汇1．behave vt.&vi.举动，举止；行为表现归纳拓展(1)behave well/badly towards sb.对某人态度好/恶劣behave yourself守规矩，表现得体(2)behaviour n. [U]行为，举止，习性wellbehaved adj.表现好的badlybehaved adj.表现差的be on one's good/best behaviour举止规矩；行为检点put sb.on his best behaviour规劝或警告某人要规规矩矩2．worthwhile adj.值得的，值得出力的同类辨析worthwhile，worth与worthy(1)worthwhile可作表语或定语，作表语时可替换为worth one's while，后接doing/to do。

(2)worth只能作表语；其前常用副词well修饰。

(3)worthy可作定语或表语；作定语时意为“可尊敬的，有价值的”。

3．observe vt.观察；观测(后跟名词或代词)；看到；注意到(不用于进行时，后可以跟复合宾语或that从句)；遵守(法律、协议或习俗)；庆祝(节日)归纳拓展(1)observe sth.观察/遵守/庆祝……observe sb.do sth.观察到某人做过某事(被动式不定式前要加to，be observed to do sth.)observe sb.doing sth.观察到某人正在做某事observe＋thatclause 发现……(2)observe the law/traffic rules遵守法律/交通规则observe Christmas/May Day庆祝圣诞节/五一劳动节(3)observer n．观察者observation n．观察，观察力under observation受到监视I felt he was observing everything I did.我觉得他正在观察着我的一举一动。