2017届高三英语一轮复习同步课件：Unit 4 Period 2（人教版选修六）

　　完成句子 He told us whether ______ a picnic was still under discussion.(have) 【答案】to have 2．It is OK to leave an electrical appliance on so long as you are using it—if not，turn it off！只要你在使用电器设备，你便可以把它开着。如果不用就把它关掉！ (1)so long as/as long as只要 You may borrow my pen so long as you promise to give it back.只要你答应归还，你就可以把我的钢笔借走。 As long as you are happy，it doesn’t matter what you do.只要你高兴，做什么都没关系。 ①so long as相当于as long as，还可表示“既然；由于；就……来说”。 ②so/as long as还可构成同级比较句。as long as既可用于肯定句也可用于否定句，而so long as只用于否定句。

　　(2)本句中if not是if you are not using it的省略形式。if后跟so或not来代替上文内容。 Get up early tomorrow.If not(＝If you don’t get up early)，you will miss the first bus. 明天早起，否则你将赶不上第一班车。 He may not be at home then.If so(＝If he is not at home)，leave him a note. 那时他可能不在家，要是这样的话，给他留张便条。 if possible 如果可能的话 if necessary 如果必要的话 if any 假如有；即使有

　　We all know that，________carefully，the situation will get worse.(deal with) 【答案】if not dealt with

　　3．So if you are not using the lights，the TV，the computer，and so on，turn them off. 因此当你不用灯、电视、电脑等等时，将它们关上。 and so on用于不完全列举，相当于and so forth He has many hobbies—go fishing，go hiking，play table tennis and so on. 他有很多业余爱好——钓鱼，徒步旅行，打乒乓球等。

　　It’s surprising to hear such a little boy count 1,2,3 and so on/forth up to 100. 听到这么小的孩子从1,2,3……一直数到100，真是令人惊讶。 not so … 不太……，不很…… not so very … 不太…… or so左右，上下 翻译句子 ①他们有权拥有自己的文化、宗教、语言等等。 【答案】They have a right to have their own culture，their own religion，their own language and so on. ②雇员总是在抱怨他们的工资、工作环境等等。 【答案】Employees were always complaining about their wages，their working conditions and so on. Ⅰ.单词拼写 1．Whether it rains or not makes no d________ to me. 2．We do not believe in the e________ of ghosts. 3．The fire was caused by an e________ fault. 4．He saw through their tricks at his g________. 5．What is the a________ rainfall for July? 6．The teacher’s words were a great e________ to him.

　　7．There is no d________ that the earth goes around the sun. 8．Shakespeare c________the world to a stage. 9．The lakes being polluted，the number of people coming here has d________ sharply. 10．His reading is of very wide r________. 【答案】1.difference　2.existence　3.electrical　4.glance　5.average　6.encouragement　7.doubt 8．compared　9.decreased　10.range

　　Ⅱ.用恰当的介、副词填空 1．I feel that individuals can’t have any effect ______

　　air pollution. 2．These should get you to start ________ your project. 3．If you’re not using the lights，please turn them ________. 4．If a person is cold，he should put ________ more clothes instead of turning ________ the heat.

　　5．It takes energy to make things ________ new materials. 6．It’s the developed countries that are to blame ________ producing most of the carbon dioxide. 【答案】1.on　2.with　3.off　4.on；up　5.from　6.for Ⅲ.翻译句子 1．我不能想象过这样悲惨的生活他们怎么受得了。 【答案】I can’t imagine how they could put up with leading such a miserable life. 2．他声明一周后辞职。 【答案】He stated that he would resign in a week. 3．众人拾柴火焰高。 【答案】Together, individuals can make a difference.

　　4．生物不仅需要水，还需要空气和阳光。 【答案】Living things need air and light as well as water. 5．一幢房子的销售平均需要花十周的时间才能完成。 【答案】It takes an average of ten weeks for a house sale to be completed. Ⅳ.短语填空 on the whole；result in；put up with；compared with；large quantities of；in a bad state；build up；come about；make a difference；as long as 1．Does it __________ to you if you are not invited to attend Jim’s birthday party? 【答案】make a difference 2．__________ what he has had already，the new stamps are not interesting. 【答案】Compared with 3．As his health was __________，his family decided to send him to hospital. 【答案】in a bad state 4．You had made some mistakes，but __________ you have done well. 【答案】on the whole 5．Sometimes it is hard to tell how a quarrel ________. 【答案】comes about 6．They ______________ a new，free，healthy people’s culture of science and art. 【答案】are building up 7．“To be frank，I can hardly __________ the noise you make，”shouted Tom. 【答案】put up with 8．The fierce quarrel ________ both sides’ breaking up from each other. 【答案】resulted in

　　9．________ you continue working in this way，you will catch up with the others soon. 【答案】As long as 10．Every year ____________ steel products are turned out in our factory. 【答案】large quantities of 3．As I’m not sure__________， I would appreciate any suggestions you may have. 因为我还不清楚我该从哪里着手开始我的研究，所以我会感激你们的任何建议。 【答案】where to start with my project 4．It’s OK to leave an electrical appliance on so long as you are using it—________，turn it off. 只要你在使用电器设备，你便可以把它开着。如果不用就把它关掉！ 【答案】if not

　　5. … ，so，if you can，buy things _________ materials. ……因此，如有可能，就买那些用回收材料制成的物品吧。 【答案】made from recycled 1．widespread adj.分布广的，普通的 The consequence of a rising sea level would be widespread flooding.海平面上升的结果将是洪水的大面积泛滥。 Foxes are becoming more widespread in urban areas. 城区里的狐狸越来越多了。

　　单词扫描

　　widespreadly adv.大大地，广泛地 It is widespreadly known that … 很多人知道…… widespread damage大面积的损坏 完成句子 ①这个项目得到了公众的普遍支持。 The project has received ____________________. 【答案】widespread public support ②地震给这个城市带来了大面积的损坏。 The earthquake caused ____________________ to the city. 【答案】widespread damage 2．average adj.平均的　n．平均数；平均标准；普通 The greenhouse effect gives the earth’s surface the average temperature of 15 ℃. 温室效应给了地球表面15 ℃的平均温度。 There’s nothing special about him; he’s only average. 他没有什么特别的，只是个很普通的人。 Do you know how to work out an average? 你知道如何计算平均数吗？ above/below (the) average在平均水准以上/以下 on (the/an) average平均地 up to (the) average达到平均的 the average age/temperature/rainfall 平均年龄/气温/降雨量 完成句子 ①汤姆在学校的功课在平均水平以上，而约翰的功课在平均水平以下。 Tom’s work at school is ________________，while John’s is ________________. 【答案】above the average；below the average ②平均而言，她每天收到五封信。 ________________，she received five letters a day. 【答案】On average

　　3．existence n．生存；存在 Low­lying countries feel their very existence is in danger from rising sea levels.地势低洼的国家感觉他们的生存处于海平面不断上升带来的危险中。 Do you believe in the existence of ghosts? 你相信有鬼吗？ come into existence产生，成立 in existence现存的 exist v．存在；实际上有 exist on靠……生存 existing adj.现行的，目前的 existent adj.现有的 完成句子 ①这座房子是现存的最古老的木制建筑。 The house is the oldest wooden building ___________ _______. 【答案】in existence ②这些检测证实了脑瘤的存在。 The tests confirm __________________ a brain tumour. 【答案】the existence of 4．commitment n．承诺；交托；信奉 There are many people who have a commitment like yours … 有许多人跟你有同感，…… The government has failed to demonstrate its commitment to the railways. 政府未能证明它对铁路的支持。 The government will continue to honour its commitment to pensioners. 政府将一如既往地向领取养老金的人兑现承诺。 commitment to … 对……的拥护 make a commitment (to do sth)作出承诺(做……) commit vt.使同意；使承诺；vi.同意；承诺 commit to (doing) sth承诺(做)……，答应(做)…… commit sb to (doing) sth使某人承诺做……； 使某人答应(做)…… 翻译句子 ①我们已经答应帮忙，就一定会做到的。 【答案】We’ve made a commitment to help，and we will. ②我不想定下具体的日期。 【答案】I do not want to commit to any particular date. 5．casual adj.随便的；漫不经心的；偶然的 Don’t be casual about this. 别对这种事漫不经心。 The disease can’t be spread by casual contact. 偶然的接触不会传染该疾病。 casual clothes休闲服 casual labourer临时工 casually adv.随便地，漫不经心地 完成句子 ①即使偶尔看报纸商务版的人也能意识到他的影响力。 Even ________ readers of the business pages will be aware of his influence. 【答案】casual ②她一边等一边漫不经心地翻看报纸。 She glanced ________ through newspapers as she waited. 【答案】casually 6．circumstance环境；情况(常用复数) Recycle cans，bottles，plastic bags and newspapers if circumstances allow you to. 如果情况允许的话，回收容器、瓶子、塑料袋和报纸。 In/Under the circumstances he felt unable to accept the job.在这种情况下，他觉得无法接受这项工作。 In/Under no circumstances should a baby be left alone in the house. 无论如何都不能把婴儿独自留在家里。 in/under the circumstances在这种情况下；情况既然如此 in/under no circumstances决不，无论如何都不，放在句首时主句用倒装语序。

　　完成句子 他们在那种情况下还做得那么好，这真令人惊奇。 It’s amazing that they did so well ________________. 【答案】under/in the circumstances 1．on the whole总的看来；大体上；基本上 On the whole，the world were satisfied with the opening ceremony of the Beijing Olympics. 总的来说，全世界人民对北京奥运会的开幕式是满意的。 On the whole，the warming of the earth is a phenomenon that causes great concern. 总的来说，地球变暖是个引起广泛关注的现象。 【温馨提示】 as a whole意为“作为一个整体；总体上”。 短语释义

　　完成句子 You have made a few mistakes in your composition but ________ you have done well. 【答案】on the whole 2．make a difference有影响；有作为；产生差别 The sea air has made a difference to her health. 海上的空气改善了她的健康状况。 The fact that I can now organize my own time makes a big difference. 我现在可以安排自己的时间，这样情况就大不相同了。 It makes a difference to me. 它对我很重要。 在difference前可加no，some，much，any，little等作定语： make some difference有些影响/差别 make no difference没有影响/差别 make all the difference大不相同 make little difference几乎没有影响/差别 完成句子 ①雨对比赛的影响不大。 The rain didn’t ____________________ to the games. 【答案】make much difference ②什么时间完成任务无关紧要。 When to finish the task ____________________. 【答案】makes no difference

　　3．put up with忍受 We do not have to put up with pollution. 我们不必去忍受污染。 We have to put up with the inconvenience. 我们不得不忍受不便之处。 put away(用完之后)收好，储存……备用 put back拨回；推迟 put down写下，记下；击败，镇压 put forward提出(意见、建议)；推荐，提名；将……提前 put off推迟，延期 put on增加；上演(戏剧)；穿上，戴上 put out熄灭；生产；出版 完成句子 ①作为一个家庭主妇，那个妇女要忍受许多烦恼。 That woman，as a housewife，has a lot to ________. 【答案】put up with ②我再也不能容忍你的恶劣行径了！ I can’t ____________ any longer! 【答案】put up with your bad behaviour 4．on behalf of 代表；为了……的利益 Please accept my apology on behalf of the hotel. 请接受我代表酒店向您道歉。 He saves money on behalf of his son. 他为儿子存钱。 in behalf of sb/in sb’s behalf为帮助某人 on behalf of sb/on sb’s behalf代表；因为、为了某人 完成句子 ①We collected the money ________ the homeless. 我们为帮助无家可归者而募捐。 【答案】in behalf of ②Don’t worry ________________. 别为我担心。 【答案】on behalf of me 1．As I’m not sure where to start with my project，I would appreciate any suggestions you may have. 因为我还不清楚我该从哪里着手开始我的研究，所以我会感激你们的任何建议。 (1)本句为主从复合句，as引导原因状语从句，在该从句中where to start … 作sure的宾语，you may have为定语从句，修饰suggestion。 句式突破

　　(2)本句中where to start with my project为“疑问词＋不定式”结构。疑问代词who，what，which等和疑问副词when，where，how等后面跟不定式，构成“疑问词＋不定式”结构，这种结构在句中可以作主语、宾语(用在tell，show，understand，explain，teach，learn，advise，discuss，find out等后作宾语)和表语等。

　　When and where to hold the meeting hasn’t been decided so far.(作主语)在什么时间什么地点举行会议到现在为止还没有确定下来。 I don’t know what to do next.(作宾语) 我不知道下一步该怎么办。 The trouble is where to find so many boats.(作表语)麻烦在于到哪儿找这么多的小船。 Period 2　Learning about Language

　　& Using Language Ⅰ.单词识记 1．__________n. a general change or development in a particular direction 2．________n．(of people，animals or plants) the process of growing physically，mentally or emotionally；an increase in the size，amount or degree of sth 3．______________n．condition or fact connected with an event or action 4．________n. the state of existing tendency　

　　growth　

　　circumstance

　　existence　

　　5．____________adj.existing or happening in many places or situations，or among many people 6．_________v．to publicly say that something should be done 7．________adj. having qualities that are typical of most people or things；neither very good nor very bad 8．________ v. to make someone feel less tired or less hot 9．____________n. a promise to do sth or to behave in a particular way 10．________adj. relaxed and not worried；not formal or not for a formal situation widespread　

　　advocate　

　　average

　　refresh　

　　commitment　

　　casual

　　Ⅱ.短语天地 1．做一项课题研究________________ 2．对……有影响________________ 3．起重要作用；有影响，产生差别________________ 4．容忍________________________ 5．电气设备________________ 6．只要________________ 7．如果不________________ 8．等等________________ 9．机动车________________ 10．开大，拧大________________ do a project　

　　have an effect on　

　　make a difference　

　　put up with　

　　electrical appliances

　　so long as　

　　if not　

　　and so on　

　　motor vehicles　

　　turn up

　　Ⅲ.句型搜索 1．As I’m not sure ________________ my project, …

　　因为我不知道从何启动我的项目，…… 【答案】where to start with 2．It ____________ to make things from new materials …

　　用新原料造东西需要大量能源…… 【答案】takes a lot of energy