人教版高中英语选修7Unit3知识点详解

人教版高中英语选修7Unit3知识点详解Part 1. Warming upPart 2. Pre-reading, reading and comprehending1.I thought，at the time，that this was just a story but then I witnessed it with my own eyes many time.我当时认为这只是个故事，但是后来我却多次亲眼目睹了这样的事情。

witness vt. 目睹；目击；为……作证句型witness to (doing/having done) sth.证明某事；证实做了某事Police are appealing to any driver who may have witnessed the accident.警方正呼吁曾目睹这事故的司机出面作证。

The 1980s witnessed increasing unemployment throughout Europe.20世纪80年代是全欧洲失业日益加剧的年代。

Her principal was called to witness to her good character.她的校长被传唤来证明她优良的品质。

The driver witnessed to having seen the man enter the building.司机作证说，他看到此人进入那栋建筑物。

n. 证据；目击者He has been a witness to a terrible murder.他目击了一起残忍的凶杀事件。

His good health is a witness to the success of the treatment.他身体健康证明这种疗法是成功的。

2.One afternoon I arrived at the station, as I was sorting out my accommodation, I heard a loud noise coming from the bay.归纳总结accommodation n.住处；停留处；和解，调解；(pl.)住宿，膳宿(1)make accommodations for...为…“提供膳宿book accommodation at a hotel向旅馆预订房间arrange sb.’s accommodation给某人安排住处（2）accommodate vt.向……提供住宿（或膳宿）；容纳；为……提供空间；考虑到；顾及；帮忙；给……提供方便；顺应，适应（新情况）accommodate...to=adapt...to使……适应accommodate oneself to=adapt (oneself) to适应；顺应accommodate sb.with sth.=supply sb.with sth.给某人提供即学即用（1）客座艺术家们只好自掏腰包支付食宿费用。

Guest artists have to pay for their own accommodations and meals.（2）旅馆房间不足。

The hotel accommodation is scarce.（3）这幢房子可容纳两家人居住。

The house can accommodate two families(4)银行将提供一笔贷款给你。

The bank will accommodate you with a loan.(5)你必须使自己适应形势。

You will have to accommodate yourself to the situation.3.We ran down to the shore in time to see an enormous animal opposite us throwing itself out of the water and then crashing down again.搭配opposite to…在……的对面；与……相反I sat opposite to him during the meal. 吃饭的时候我坐在他的对面。

The result was opposite to what we expected. 结果与我们所预料的正好相反。

see...doing... 看见……正在做……；throwing itself out of the water and then crashing down again在句中作宾语补足语，与宾语an enormous animal存在逻辑上的主谓关系，所以用现在分词形式。

I saw the little child crossing the street.我看见那个小孩儿在过马路。

(1)在感官动词see, hear, look at, notice, observe, feel, find等及使役动词have, make, leave, keep, get等后既可以用不定式也可以用动词-ing形式作宾语补足语。

不定式(不带to)表示过程或动词完成，v.-ing形式强调进行或当时情景。

(2)另外在感官动词see, hear, feel等及使役动词make, get, have, keep等后也可用动词-ed形式作宾语补足语，宾语与宾补之间存在逻辑上的动宾关系。

The boss kept the workers working the whole night.那个老板让工人整夜地工作。

I have never heard him spoken ill of.我从未听说过有人说他的坏话。

I have my hair cut once a month.我每月理一次发。

4. “Come on, Clancy. To the boat”, George said as he ran ahead of me.come on（祈使句，表示劝说，激励，不耐烦，催促）来吧，赶快，得了吧与come相关的短语：come about 发生come across 偶然遇见come out 出版come through 经历...仍活着,安然渡过come to 总计come up 被提出；长出地面come up with 提出come about , come through, come out , come up, come to , come across1) The cost of the journey _______ 3000 yuan.2) How did the accident ___________ ?3) When will the book __________ ?4) I _____________ my teacher in the street yesterday .5) The seeds haven’t __________ yet .6) The old man ___________ the World War I.comes to come about come out came across come up came through5.This was the call that announced there was about to be a whale hunt.这是宣告捕鲸行动马上就要开始的号角。

be about to do表示打算或即将发生的动作，但它不与表示将来时间的副词或其他具体将来时间状语连用。

但可以与when连用，构成固定句型。

6.Within a moment or two, its body was dragged swiftly by the killers down into the depths of the sea.drag vt. 拖；拉vi.拖曳；吸drag away 用力拖，拉drag out/on (使)持续过久，拖延drag sb. down 使身体垮掉；使情绪低落Her dress dragged on the floor.她的裙子在地板上拖曳着。

Angry protesters were dragged away by the police.愤怒的抗议者被警察拖走了。

They dragged out the meeting with long speeches.他们的发言长篇大论，使会议拖了很长时间。

7.“In the meantime,Old Tom,and the others are having a good feed on its lips and tongue,”...在这段时间里，老汤姆和其他虎鲸会饱餐一顿的，鲸唇和鲸舌就是它们的美食……in the meantime意为“在……期间，同时”，其同义词是meanwhile。

for the meantime 目前，眼下8.“Man overboard! Turn the boat around!”urged George, shouting loudly.归纳总结urge vt.催促；极力主张；驱策。

(1)urge sth./sb.on催促某物/某人前进urge sb.to do sth.催促某人做某事urge sb.into doing sth.催促某人做某事(2)urge that...极力主张，强调，从句谓语形式为(should)+动词原形It is urged that...坚决要求……，从句谓语形式为（should）+动词原形即学即用（1）他要求所有学生参加这次活动。

He argued all the students to take part in this activity.（2）我强调他要尽自己最大的努力。

I urgued that he (should) do his best.（3）有人极力主张他应受到惩罚。

It was urgued that he should be punished .9.The sea was rough that day and it was difficult to handle the boat.那天海面上风大浪高，很难操纵船只。

be+adj.+to do在“主语+系动词+形容词+不定式”结构中，不定式与主语在意义上是动宾关系，但要用主动形式表被动意义；如果不定式的动词是不及物的，要在不定式后边加介词。

用于这种句式中的形容词常为：easy, difficult, heavy, hard, nice, bitter, dangerous, interesting, important, comfortable, pleasant, impossible等。