高中人教版英语必修一二知识点归纳
人教版高中英语必修一第二单元词汇分类汇总
Unit 2 Travelling Around名词Noun1. castle城堡e.g.: At that time, the castle was in enemy hands.2. visa签证e.g.: Getting a visa isn’t as simple as you might suppose.3. arrangement安排；筹备e.g.: Actually, I’ve just finished the travel arrangements.4. source来源；出处e.g.: Your local library will be a useful source of information.5. empire帝国e.g.: The Roman Empire subjected most of Europe to its rule.6. emperor皇帝e.g.: The Inca emperor lived in the now-famous site Machu Picchu.7. site地点；位置；现场e.g.: A site has been chosen for the new school.8. flight空中航行；航班；航程e.g.: A short flight from Cusco takes you from the Andes into the Amazon rainforest.9. accommodation住处；停留处；膳宿e.g.: From there, you’ll spend one day travelling by boat to your accommodation in the middle of the forest.10. path小路；路线；道路e.g.: This four-day walking four will take you on amazing paths through the Andes Mountains on the way to the city of Machu Picchu.11. destination目的地；终点e.g.: After reaching your destination, you will have a day to explore and be amazed by this ancient city.12. architecture建筑设计；建筑学e.g.: I think what I admire most so far is the architecture.13. architect建筑设计师e.g.: The architect had produced a scale model of the proposed shopping complex.14. brochure资料（或广告）手册e.g.: The brochure should give you a good idea of the hotel.15. package tour包价旅游e.g.: Do you like a package tour or to travel alone?16. civilisation文明；文明世界e.g.: Machu Picchu was once part of the Inca civilisation.17. soldier士兵；军人e.g.: The roads were for Inca soldiers and their officials.18. economy经济；节约e.g.: The economy’s in a bad way.19 credit借款；信用；称赞；学分e.g.: The bank refused further credit to the company.20. credit card信用卡e.g.: I’m very glad my credit card works here, so I don’t have to carry a lot of money.21. detail细节；详情；细微之处e.g.: The details on the buildings here are so unusual, so different from China.22. view视野；景色；看法e.g.: His views on the subject were well known.23. sight景象；视野；视力e.g.: I’ve heard that it is an amazing sight, and I can’t wait to go.24. statue雕塑；雕像e.g.: It’s amazing that there are more than 8,000 statues, and no one in modern times knew about them until the 1970s.25. tomb坟墓e.g.: More than 700,000 people worked for nearly 40 years to build this tomb.动词Verb1. apply vi. & vt.申请；请求vt.应用；涂（油漆、乳剂）e.g.: She will apply for a visa soon.2. recognise辨别出；承认；认可e.g.: Don’t be surprised if I pretend not to recognise you.3. admire钦佩；赞赏e.g.: I think what I admire most so far is the architecture.4. unearth挖掘；发掘e.g.: The statues fill only one part of the emperor’s huge tomb, which still has not been completely unearthed. 形容词Adjective1. amazing令人惊奇的；令人惊喜的e.g.: The highways here are wonderful, and driving lets you see lots of amazing sights.2. amazed惊奇的；惊喜的e.g.: I was amazed at her knowledge of French literature.3. powerful强有力的；有权势的；有影响力的e.g.: Only the intervention of powerful friends obtained her release.4. unique唯一的；独特的；特有的e.g.: You can then spend three days exploring the rainforest with a local guide and enjoying the plants and animals unique to the rainforest.5. economic经济（上）的；经济学的e.g.: Our future prosperity depends on economic growth.副词Adverb1. extremely极其；非常e.g.: Jiuzhaigou is an extremely beautiful place.兼类词Words with Multiple Part of Speech1. rent vt.租用；出租vi.租用；租金为n.租金e.g.: I’m so glad that we rent a car.2. pack vi. & vt.收拾（行李）vt.包装n.（商品的）纸包；纸袋；大包e.g.: I’m also please I packed good walking shoes, because we’ve walked a lot in the last few days.3. narrow adj.狭窄的vi. & vt.（使）变窄e.g.: Peru is a country on the Pacific coast of South America with three main areas: narrow, dry, flat land running along the coast, the Andes Mountains, and the Amazon rainforest.4. flat adj.平坦的；扁平的n.公寓；单元房e.g.: People used to think the earth was flat.5. official adj.官方的；正式的；公务的n.官员；要员e.g.: It is for this reason that Spanish is the main official language of Peru.6. type n.类型；种类vi. & vt.打字e.g.: Before you read, look through the text quickly for titles, headers, pictures, charts, and any other information that might tell you what type of text it is.7. package n.包裹；包装盒vt.将……包装好e.g.: A large package has arrived for you.8. contact vt.联络；联系n.联系；接触e.g.: I don’t’ have much contact with my uncle.9. transport n. (especially BrE) (NAmE usually transportation) 交通运输系统vt.运输；运送e.g.: The goods were damaged during transport.10. hike vi.徒步旅行vt.去……远足n.远足；徒步旅行e.g.: I want to go hiking in Chine over the summer holiday.11. request n.（正式或礼貌的）要求；请求vt.（正式或礼貌地）要求；请求e.g.: They made a request for further aid.12. comment n.议论；评论vi. & vt.发表意见；评论e.g.: She made helpful comments on my work.其他Others1. BC公元前e.g.: More than 8,000 statues were made in the third century BC to guard the tomb of the Chinese Emperor Qinshihuang.短语Expression1. apply for申请e.g.: The leaflet explains how to apply for a place.2. take control of控制；接管e.g.: She was thwarted in her attempt to take control of the party.3. other than除……以外e.g.: I’m going to see the Great Wall, but other than that, I’m not sure where to go.4. make up构成；形成e.g.: North Africans make up the largest and poorest immigrant group in the country.5. check in（在旅馆、机场等）登记e.g.: Please check in at least an hour before departure.6. check out结账离开（旅馆等）e.g.: He had gone to the reception desk, presumably to check out.。
新人教版(2019)高中英语必修一Unit 2 重点单词详解(超级详细)
新人教版高中英语教材必修一Unit 2 Travelling around 1.apply / əˈplaɪ/ vi. &vt.申请；请求vt. 应用; 涂（油漆、乳剂）Application n.[1].申请make an application （for sth）提交申请...fill in an application form 填写申请(表)[2]. 应用；运用；[app] 应用程序：APP is short for application.This is a new invention that will have a wide range of applications in industry.这是一项可在工业上广泛应用的新发明。
[同义词辨析]use, apply, employ,utilize 这些动词均含"使用，应用"之意。
use：普通用词，着重为达到某一目的而利用某人或某物。
apply：指将一事物运用于另一事物之上以发挥其有效作用。
employ：指使用处于消极状态或未被用过的人或物，可以与use换用，但强调进行选择、充分利用。
utilize：侧重有利可图或能达到某一实际目的。
书面用词。
2.sight /saɪt/ n. 景象; 视野; 视力sight 搭配(1)come into sight 进入视线；映入眼帘：As the plane came down through the clouds, green fields and white houses came into sight.(2)catch sight of 看见；发现：Suddenly, I caught sight of my English teacher in the crowd.(3)lose sight of 看不见；忽略；I lost sight of him in the crowd.(4)in sight 看得见，在视线内(5)out of sight 看不见(6)at first sight 一见(就)；乍一看：fall in love with sb at first sightAt first sight, there is nothing special about the watch, but in fact it is a mobile phone.(7)at the sight of 一看见：Some people will faint at the sight of blood.(8)(谚语)眼不见，心不想out of sight, out of mind3.amaze v. 使惊奇/惊愕be amazed at/by/that.. 对....感到惊奇be amazed to doamazing / əˈmeɪzɪŋ / adj. 令人惊奇的；令人惊喜的amazing sightsamazed / əˈmeɪzd / adj. （人感到）惊奇的；惊喜的amazement n. to one's amazement 令某人惊讶的[同义词辨析]surprise, amaze, astonish, stun这些动词均含"使惊愕，使惊讶，使惊奇"之意。
高中英语新人教版必修一语法汇总(一二单元)
高中英语必修一语法汇总Unit 1短语或词组是具有一定意义但不构成句子或从句的一组词。
一、名词短语(NP)名词短语是指以一个名词为中心构成的短语。
(1)These ideas may seem strange to you.作主语(2)Welove our great motherland very much.作宾语(3)Theman wearing a black coat is our teacher.作表语(4)Those beautiful flowers come from Yun’nan.作主语(5)Weelected him monitor of our class.作宾语补足语[归纳总结](1)名词短语在句中作名词用，一般用作主语、宾语、表语、宾语补足语等。
(2)名词短语由“(限定词)＋(数词、形容词、形容词短语、描述性名词)＋名词＋(介词短语)”组成。
[名师提醒]限定词包括冠词(a，an，the)、指示代词(this，that，these，those等)、物主代词(my，your，his，her，our，their等)和不定代词(some，no，neither，both等)。
[巩固内化1]指出黑体部分所作的成分①He got threegold medals at the 23rd Olympic Games.作宾语②The tall building was built last year.作主语③This is avery interesting book.作表语④We made him capital of our team.作宾补二、形容词短语(AdjP)形容词短语是指以一个形容词为中心构成的短语，在句子中的功能相当于形容词。
(1)Theair today is nice and clean.作表语(2)Sheis a girl lively and lovely.作定语(3)Hefound the film very interesting.作宾语补足语[归纳总结](1)形容词短语在句中作形容词用，可以修饰名词或代词，作定语，还可用作表语或者宾语补足语等。
高中英语人教版新课标必修一Unit1～2知识点精讲
新课标一Unit 1 Friendship单词点击1．add vt. 加，增加，补充说或写 add to增添 add … to把……加到add up to总共，总计e. g. Will you add some sugar to the coffee, please?请在咖啡里加点糖好么？The piece of music adds to our enjoyment.这首音乐给我们增添了欢乐。
All the money in my pocket adds up to 100 yuan.我兜里的钱总共还有100元。
"I will come later. " he added.“我随后就来”他补充说。
2．concern vt. 涉及，关系到 n.关心，关注（利害）关系be concerned about关心，关注e. g. This matter concerns the group of people greatly.这件事和这伙人关系极大。
Our head teacher is concerned about our study and health all the time.我们的班主任一直关注我们的学习和健康。
3．share vt. 分享，均分分担 n. 一份, 份额，股份e. g. True friends should share（in）sorrow and happiness.真正的朋友应该同甘共苦。
The ten English teachers share a well-equipped big office.十位英语老师共用一个设备良好的大办公室。
I only want my share, not more.我只要我那一份，多了不要。
4．crazy adj. 疯狂的，狂热的，着迷的 be crazy about / on对……着迷be crazy for sth. / sb.渴望某物或迷恋某人e. g. Do you know the creator of crazy English?你知道疯狂英语的创始人吗？Mozart was crazy about music when he was still a child.莫扎特从小时间就痴迷于音乐。
(完整版)人教版高中英语必修语法知识点总结
高中必修一到必修五主要语法点必修一：直接引语和间接引语(宾语从句)；现在进行时表将来；定语从句必修二：定语从句(非限定定从、定从中的介词前提)；被动语态(一般将来时、现在完成时及现在进行时的被动语态) 必修三：情态动词；名词性从句(主语从句、宾语从句、表语从句及同位语从句)必修四：主谓一致；非谓语动词(V-ing) ；构词法必修2 第一单元,非限制性定语从句的第二单元一般将来时的主被动第三单元现在完成时的主被动第四单元现在进行时的主被动第五单元介词+which/whom的用法必修3 一二单元情态动词的用法三单元宾语从句和表语从句四单元主语从句五单元同位语从句必修4 第一单元主谓一致第二单v-ing作主语和宾语的用法第三单元v-ing作表语,定语和宾语补足语第四单元v-ing作状语第五单元构词法必修5 第一单元过去分词作定语和表语第二单元过去分词作宾语补足语第三单元过去分词作状语第四单元倒装句第五单元省略句必修一各单元知识点总结Unit One Friendship一、重点短语1.go through 经历，经受get through 通过；完成；接通电话2. set down 记下，放下3. a series of 一系列4 on purpose 有目的的5. in order to 为了6. at dusk 傍晚，黄昏时刻7. face to face 面对面8. fall in love 爱上9. join in 参加（某个活动）；take part in 参加（活动）join 加入（组织，团队，并成为其中一员）10. calm down 冷静下来11. suffer from 遭受12. be/get tired of…对…感到厌倦13. be concerned about 关心14. get on/along well with 与…相处融洽15. be good at/do well in 擅长于…16. find it + adj. to do sth. 发现做某事是…17. no longer / not …any longer 不再…18. too much 太多（后接不可数n.）much too 太…(后接adj.)19. not…until 直到…才20. it’s no pleasure doing sth 做…并不开心21. make sb. sth. 使某人成为…make sb. do sth. 使某人做某事二、语法----直接引语和间接引语概念：直接引语：直接引述别人的原话。
人教版高中英语必修一Unit-2单元知识点
人教版高中英语必修一U n i t-2单元知识点(总10页)--本页仅作为文档封面，使用时请直接删除即可----内页可以根据需求调整合适字体及大小--必修一 Unit2 English around the world要点提炼 Section A重点词汇，短语，句式adj.官方的；正式的；公务的You will have to get official permission to cut down the trees.你得获得官方批准才可以砍伐这些树。
There will be an official inquiry into the matter.将对这件事进行正式调查。
【拓展】official 或 officer两者都有官员的意思，但是所指不同1，official常指政府官员或行政官员2，officer常指身特定制服的官员，如军官或者警官等。
练习：我爸爸是军官，而他爸爸是政府官员。
My father is an________ in the army, while his father is an________ in the government.答案：officer official3. native adj. 本国的；本土的 n.本地人，本国人The women are native people.这些妇女是本地人。
Finally, she returned to her native land.她最后返回了她的祖国。
The panda is a native of China.熊猫原产于中国。
【注意】native 做形容词用时，只能做前置定语。
be native to 意为（动植物）是…特有的，原产于…The tiger is native to India, 这种虎产于印度。
4. actually adv. 实际上；事实上（相当于in fact/as a matter of fact）He looked calm, but actually he was very nervous.他看起来很镇定，实际上却非常紧张。
人教版高中英语必修一知识点大全
人教版高中英语必修一知识点大全单元一：二十世纪的中国- Lesson 1 中国和外国人的交往Lesson 1中国和外国人的交往- 介绍中国的开放政策和对外交往的重要性- 内容包括文化交流、经济合作和外交关系- Lesson 2 一个成功的节目Lesson 2一个成功的节目- 描述了一个成功的电视节目的制作过程- 包括策划、录制和演播的各个环节单元二：自然与科学- Lesson 3 太阳能汽车Lesson 3太阳能汽车- 介绍了太阳能汽车的原理和应用- 探讨了太阳能在环保和能源领域的应用前景- Lesson 4 孤立与合作Lesson 4孤立与合作- 分析了孤立和合作的重要性以及对社会的影响- 举例说明了合作在科学研究和国际合作中的作用单元三：身心健康- Lesson 5 关于睡眠的调查Lesson 5关于睡眠的调查- 描述了一项关于睡眠惯的调查结果- 分析了睡眠对身心健康的重要性并提出相关建议- Lesson 6 过度分析带来的压力Lesson 6过度分析带来的压力- 探讨了过度分析和压力之间的关系- 提供了减轻压力的方法和建议单元四：青少年与休闲- Lesson 7 网络休闲与现实沟通Lesson 7网络休闲与现实沟通- 分析了网络休闲和现实沟通的特点及其影响- 强调了健康使用网络的重要性和培养现实沟通能力的必要性- Lesson 8 如何选择适合的休闲方式Lesson 8如何选择适合的休闲方式- 提供了选择适合的休闲方式的建议- 强调了均衡安排研究和休闲的重要性单元五：传统文化- Lesson 9 传统节日的起源与庆祝方式Lesson 9传统节日的起源与庆祝方式- 介绍了一些中国传统节日的起源和庆祝方式- 分析了传统节日对文化传承的意义- Lesson 10 文化输出与文化遗存Lesson 10文化输出与文化遗存- 分析了文化输出和文化遗存的概念和影响- 讨论了文化保护和传播的重要性单元六：生活与研究- Lesson 11 如何研究高效Lesson 11如何学习高效- 提供了高效研究的方法和技巧- 强调了良好的研究惯和时间管理的重要性- Lesson 12 大学生活和社会责任Lesson 12大学生活和社会责任- 探讨了大学生活和社会责任的关系- 提出了大学生应该承担的社会责任以上是人教版高中英语必修一的知识点大全。
高中英语(新人教版)必修一知识点归纳
高中英语必修一知识点归纳Welcome Unit知识点归纳Part one Vocabulary1. exchange n.交换；交流vt.交换；交流；交易；兑换In exchange (for...)作为（与......的）交换exchange student 交换生exchange A for B 以A交换B：把A兑换成B exchange sth. with sb. 与某人交流/交换某物exchange opinions/ideas/views交流意见/想法/看法2. design1) n. 设计；图案；构思；打算，意图。
make designs for 为......做设计by design（=on purpose）故意地2) vt.设计，构思；计划；意欲。
design sth. for... 为...设计某物be designed to do... 旨在做...，用于做...3. anxious adj. 焦虑的；不安的be anxious for sb./ about sth. 为某人/某事担心be anxious for...渴望...be anxious (for sb.) to do sth. 渴望（某人）做某事be anxious that... 渴望...4. annoyed adj. 恼怒的；生气的be annoyed with sb.生某人的气be annoyed at/about sth.因某事生气be annoyed to do做...感到生气5. senior adj. 级别（或地位）高的n. 较年长的人senior high (school)高中be senior to sb. 比某人的地位/职位高6. impress vt. 使钦佩；给……留下深刻的好印象vi. 留下印象；引人注目have a(n) ...impression of... 对······有······印象leave/make a(n) ...impression on sb. 给某人留下······印象(be) under the impression that... 以为······，（通常指）误认为······7. concentrate on 集中精力于8. leave...alone 不打扰，不惊动9. explore vt.& vi. 探索；勘探exploration n. 探索，探测explorer n. 探险者；勘探者；考察者10. confident adj. 自信的；有把握的be confident about 对......有信心be confident of (doing) sth.对（做）······有把握be confident that... 确信······11. look forward to 盼望；期待12. organise vt. 组织；筹备；安排；组建vi. 组建；成立organisation n. 组织；团体；机构Part two Grammar句子成分和基本句型一、句子成分构成句子的各个部分叫作句子成分。
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人教版英语必修一二重难点归纳1point：观点make interesting ～；目的，理由there is no ～in getting angry；阶段，时刻on the ～of giving up 几乎要放弃①point to“显示，说明”. 例如：All the evidences point to his guilt. 所有的证据（物证）表明他的犯罪.～the guns at her head用…瞄准…The teacher had to point the student's mistakes out to him向某人指出. to the ～（purpose）中肯so little to～；come to the ～切入正题例. The coach giving up the game when our team scored two points.A. in point ofB. up to a pointC. to the point ofD. on the point of选D. be on the point of 意思是“正要……的时候，即将……之时”；in point of 意思是“关于，就……而言”；up to a point 意思是“在某种程度上”；to the point of 意思是“到……程度”2upset打翻～the cup；搅乱Our plans were ～by the sudden change in the weather3cheat sb into doing sth；～sb out of sth4set out to do；set about doing sth ；set aside （节省）some money for your child’s education5强调句型强调主语时，从句的谓语动词要和原主语一致It is I who am your friend.concern1. 关系到；影响The World Cup taking place in Germany concerns all the fans throughout the world. 在德国举行的世界杯足球赛影响到全世界所有的球迷们。
注意：其过去分词concerned常用来作表语，意为“和……有关；牵涉”；而作定语，则意为“有关的”。
It is reported that the pop singer is concerned with selling drug. 据报道，那个流行歌手涉嫌贩毒。
He asked all concerned to take an active part in helping the girl. 他要求所有相关的人积极帮助那个女孩。
2. 使担心、关心The boy's poor performance at school concerned his parents. 这个男孩在学校很差的表现，使他父母很担心。
concern oneself with / in / about sth. 忙于某事；关心某事The concerned parents were all concerned for the children's safety. 忧心忡忡的家长们都为孩子们的安全担忧。
3. 有关……的事（可数）That's my concern, so I'll do as I like about it. 那是我的事，因此，我想怎么做就怎么做。
4. 关怀；关心（不可数）Some people don't show much concern for our environment. 有些人不太关心我们的环境。
so / as far as... be concerned就……来说/ 而论Where...be concerned 在牵扯到……的时候/ 情况下Where work is concerned, I always try to do my best. 在涉及到工作的时候，我总是尽我的最大努力。
6Nature表示自然时不加冠词keep the balance of nature7hold持有～strange views on education8put sb to the trouble of doing sth 麻烦某人做某事9get/come along 进展，常用进行时态～through完成～over克服困难例Readers can C quite well without knowing the exact meaning of each wordA～over B～in C～along D～through10form /develop/build up/fall into/get into the habit of养成习惯make it a rule to do sth使成为习惯get sb into the habit of使某人染上习惯break/get out of the habit of戒除习惯be in the habit of doing sthpractice约定俗成的惯例或常规It is the ～to give some tips to the waiters. Observe traditional customs 遵循传统风俗11not nearly远远少于We don’t have ～enough money.12 be native to 原产于The spilled diesel is not bad enough to threaten the wildlife native to the Galapagos Islands.泄漏的柴油不至于会对加拉巴戈斯群岛独特的野生动植物造成威胁。
13come about 发生～across 偶遇～down with a flu 染上14present sth(view) to sb=～sb with sth15take advantage of 利用People concentrate in cities not only to get jobs but to take advantage of cultural facilities.人们聚集在城市不仅是为就业，而且是为享用文化设施。
16 a mass/quantity/ masses of/quantities of可修饰可数或不可数名词17blow in 忽然来访blow up爆炸blow off 离开blow out吹熄A gust of wind blow the flickering candle out.18Her name escaped me.被遗忘19power 权力或能量The answer must lie in findi ng alternative sources of power/within one’s ability（在能力范围之内）/build up one’s strength21set off 引发A letter from home set off an attack of his homesickness.22command命令sb to do/should do; feel in command of one’s life 感觉生活掌握在自己手里What a good command of French he has!（精通英语）/take command of 控制（control）/ under the command of 有…指挥/ make an urgent request for the international aid; at one’s req uest 应某人的要求by request 按照要求例An electrical engineer is in this factory.A by request Bon request C at request D in request24demand理直气壮提出要求，坚持不让对方拒绝demand a immediate answer of/from sb25require强调根据事业、需要或纪律、法律而提出的要求命令require sth of sb His health requires that he (should)go to bed early. Drain piping may require to be protected against freezing. 泄水管要求有防冻保护措施。
26come into effect开始生效come into use 应用come into fashion流行27be buried in thought/ bury oneself in scientific research埋头专心于(employ)/be devoted to/devote oneself to28 According to statistics, a man is more than twice as likely to die of skin cancer as a woman.He is no less a person than a minister.他的身份不亚于部长。
In war no less than peace, food was an important influence.在战时，粮食的影响重大，不亚于和平的时候。
The value of resurrection of the unknown murals shackled for 1,000 years is no less than that of the discovery of a new grotto. 这些囚禁千年的敦煌秘版重获新生，其价值不亚于发现了新的洞窟。
29 get through 电话联络，完成，通过Hardly could he get through this amount of work.30look into调查look through 浏览,复习look over 检查look back on his childhood（回想）get over 复习turn over pages翻开get over present difficulties 克服31 sort of /kind of 有点（修饰形容词和动词）32in the form of 以……形式in/out of form状态33attach to 附上，附属，有关系，认为有重要性be attached to 对…有感情No blames attaches to him for the accident. attach primary importance to the development of economy.把发展经济放在第一位34die away 声音，风，光渐渐消失The sound died away in the distance. die down 兴奋，火渐弱Die out 灭亡，风俗消失35 by way of 通过…的方式/经由An excellent way to get an impression of the power and purpose of an application is to glance at the set of available functions by way of its menus and dialogs.要想获取应用程序功能和用途的初步印象，最好的方法就是通过其菜单和对话框来了解可用的功能集合36a solution to sth …的解决方法37bargain with sb about/for/over sth38stand out 突出stand by旁观stand for 代表，主张I stand for freedom of speech for everyone(言论自由)39trial试用，审判have the policy on trial/be brought to trial on charges of murder/on trial for murder涉嫌谋杀而受审The case is now under trial.案子正在审理Witness目击者;见证人[C][(+of/to)] I was a witness to the argument. The year 1849 witnessed a great war in Hungary.40burst/explode into laughter(感情)迸发41 in return for作为报答；in turn轮流，反过来，by turns轮流42 with the result that 结果是；without result 没有结果43break up 解散(crowd/band)，驱散（the police break up the fighting crowd）破裂(marriage/partnership),结束(meeting) break away from 逃离；break in/ into闯进/打断；break through突破After the storm the sun broke through the clouds./At last, those physicians and specialists broke through in their fight against heart disease.Hand in/pay the fine45辨析sign和signal Sign指用图画文字表达的告示，某种情况的征兆Dark clouds are always a sign of rain.Signal指为某一目的而有一发出的信号When I put my finger to my lips, it is a signal for you to be quiet.46.arise发生（多指问题，困难，争吵，大风）Accidents often arise from carelessness.47worth【U】价值…的东西The fire destroyed millions of pound’s worth of equipment.48It remains to be seen whether he will be fit enough to play in the finals.49介词+where引导的定语从句His head appeared out of the window, from where (指代out of the window),he saw nothing but trees. They stood on the top of the building, from where they could see the whole city.50 Breakfast is provided at no extra charge.提供早餐不另收费。