（新课标地区）2017届高考英语一轮复习课件：选修8 Unit5《Meeting your ancestors》（新人教版）

　　完成句子 ①He went ahead and did it，____________ the consequences.

　　他说干就干了，没有考虑后果。 ②____________ the high mountains and thick forests，the doctors and nurses rushed to the scene of the accident for the rescue.

　　尽管山高林密，医护人员还是迅速地赶到出事地点，实施救援。 答案　①regardless of　②Despite/In spite of

　　2.date back to(＝date from)追溯到……

　　[教材原句]All the objects are from the same excavation site in Sanxingdui and can be dated back to between 3，000 and 5，000 years ago.

　　所有物品都来自于三星堆遗址，它们能追溯到3 000至5 000

　　年前。

　　【名师点津】　date back to和date from一般不用于进行时态。作后置定语时，常用现在分词。

　　完成句子 ①It’s believed that these plant fossils ____________ the age of the dinosaurs.

　　这些植物化石被认为可追溯至恐龙时代。 ②According to the expert，the temple has a history____________ the early Tang Dynasty.

　　那个专家说这座寺庙历史悠久，可追溯到初唐时期。 答案　①date back to　②dating from/back to

　　[句 式 透 析] ※[教材原句]If only it could be just like last year!

　　要是像去年一样就好了！

　　此句用了虚拟语气。if only...意为“要是……就好了”。 (1)if only...could/would/might do...表示对将来事情的愿望(不用should) (2)if only...did...表示与现在事实相反的愿望 (3)if only...had done...表示与过去事实相反的愿望 完成句子 ①____________________ during the Spring Festival!

　　今年春节全家能团圆就好了！ ②As many as 150 miners died in the accident. _________________ the safety measures!

　　多达150名矿工在那次事故中丧生，要是矿主足够关注安全措施就好了！

　　[辨析比较]if only，only if 试一试　选择上述短语填空 ③I failed again.________ I had had time to review my lessons. ④________ you promise not to invite Mary will I come. 答案　①If only the whole family could be united　②If only the mine owners had paid enough attention to③If only　④Only if

　　知识运用 知识梳理 知识运用 知识梳理 知识运用 知识梳理 Ⅰ.核心单词→识记·思考·运用 一、单词拼写 1.*(2015·湖南，语法填空)You need to learn how to sort through and find the relevant information for your particular project.Also，you need to check the ________ (精确；准确)of it. 2.(2015·重庆，阅读E)The structures of musical pieces are now open to experimental ________ (分析)as never before.

　　accuracy analysis 3.(2017·天津，阅读D)The man walking can learn the

　　trees，flowers，insects，birds and animals，the ___________ (意义；重要性)of seasons，the very feel of himself as a living creature in a living world. 4.(2015·福建，阅读D)So，if we have this capability but ________ (不知怎么地；以……的方式)life seems to keep us stuck，how do we break these patterns? 5.*I’m sorry to________ (打断)you，but your point seems not relevant to the topic.

　　significance somehow interrupt 二、用所给词的适当形式填空 1.*(2017·江苏，阅读D)Worn down by the demands of the new baby and perhaps the constant threat of _________ (starve)，she made the painful decision to give away her girl so that both of us might have a chance for a better life. 2.(2017·广东，完形)On the one hand，parents go mad over ________ (mess)rooms，clothes thrown on the floor and their children’s refusal to help with the housework. 3.(2015·四川，完形)The groundhog still didn’t have a problem with me _________ (scratch)her back，and I got an idea.

　　starvation messy scratching 4.*(2015·安徽，阅读D)In colonies (群体)that range in size from a few hundred to tens of millions，they organize their lives with a clear ________ (divide)of labor. 5.It’s obvious that greenhouse gases will ________ (acceleration) warming and harm the polar bear. 6.The American Indians try ___________ (preserve) their customs from the effects of the modern world. 7.The kitchen knife has become dull，so Mother asked me to ________ (sharp)it. division accelerate to preserve sharpen 8.There are many rubber trees in the ________ (botany)garden which can produce a lot of rubber every year. 9.*We all let out a sigh of ________ (relieve)when we heard that they were safe. 10.She _____________(applaud)for a full five minutes after her speech.

　　botanical relief was applauded

　　三、开心词场 Mr.Brown，an acute politician，gave a significant speech that a lot of poor people have no alternative but to

　　starve to death and regardless of others，rich people should help improve their messy living conditions.He was interrupted by the audience applauding from time to time.Assuming that all of us do such things in a systematic way，we’ll accelerate the development of society. 【联想·积累】 ❶-cy 名词后缀速记 ①accuracy正确，准确(度)；精确 ②efficiency效率；效能 ③emergency紧急情况 ④fluency流畅，流利 ⑤frequency屡次，频率，频繁 ⑥privacy隐退，隐避，隐居 ⑦tendency倾向，趋势 ❷情感态度族群 ①relief解除，减轻；relieve使脱离，解脱 ②relax放松；relaxed放松的 ③mood心情 ④hesitate犹豫 ⑤exhausting使筋疲力尽的 ⑥guilty有罪的，犯了错误的 ⑦calm平静的，使平静 ⑧envy羡慕，忌妒 ⑨jealous妒忌的，吃醋的 ⑩sympathy同情 ⑪take it easy不要紧张

　　❸高频词链条 ①starvation n.挨饿；饿死→starve vi.挨饿；饿死 ②analysis n.分析→analyses pl.→analyse vt.分析 ③significance n.意义；意思；重要性；→significant adj.重要的 ④divide v.分；除→division n.分开；除法 ⑤interrupt v.打断；暂停→n. interruption 中断；阻碍

　　Ⅱ.重点短语→识记·思考·运用 一、补全短语 1.keep

　　________阻止进入 2.come ________ a conclusion

　　得出结论 3.*be aware ________ 知道，意识到 4.be due ________ 归功于 5.*________ relief

　　欣慰地 out to of to with 二、短语填空 1.Whenever we are in trouble，we must ____________ and encourage ourselves. 2.It will take two hours ____________ to get there，so you needn’t be too worried. 3.I ______________ his laziness and carelessness. 4.He continued speaking，____________ my feelings on the matter. 5.Chinese currency can ____________ two thousand years ago. 6.____________ the meat before you put them into the pot. cut up；look ahead；date back to；be fed up with；regardless of；at most look ahead at most am fed up with regardless of date back to Cut up 【联想·积累】 ❶with＋名词 “……地”速记 ①with relief放心地

　　②with caution小心地 ③with certainty确定无疑地

　　④with courage勇敢地 ⑤with confidence自信地 ❷“厌烦，讨厌”一族速记 ①be tired of厌烦于

　　②be bored of 厌倦于 ③be sick of 讨厌

　　④disgust使厌烦 ⑤annoying 厌烦的

　　⑥troublesome 厌烦的

　　Ⅲ.经典句式→识记·思考·运用 1.*①Yes，indeed，________ the botanical analyses have shown us，all the fields around here used to be part of a large shallow lake.

　　很对，正如植物学的分析结果已经告诉我们的，这儿四周曾经是一个很大的浅水湖。

　　②“You can’t judge a book by its cover，”__________________ (正如古训所说). 2.①________ she had looked ahead and planned better this year!

　　她今年要是早有预见，计划得更好些就好了！

　　②Look at the trouble I am in.__________________ (要是我接受) his advice!

　　as as the old saying goes If only If only I had followed 3.①Abruptly she sat down，___________________ by her laughing，shouting sister，Luna.

　　突然间她坐了下去，却又被她那又笑又叫的妹妹卢娜一把搂了起来。 ②He hurried to the theatre，_____________ (结果被告知) that the tickets had been sold out. only to be scooped up only to be told 【联想·积累】 as引导的定语从句 (1)as常用在下列习惯用语中： as (it)often happens，as I remember，as is often the case，as is expected，as is known to us，as is shown等。 (2)“such/so...that...”表示“如此……以致……”的意思，用来引导一个结果状语从句；而“such/so...as...”表“像……这样……”的意思，用来引导定语从句，as在从句中充当主语、宾语或表语等。 (3)“the same...that...”表同一人或物，而“the same...as...”表同种类的东西。 Ⅳ.单元语法→识记·思考·运用 现在完成进行时 用所给动词的适当形式填空，体会现在完成进行时的用法。 1.In order to find the missing child，villagers ________________ (do)all they can over the past five hours. 2.—Why，Jack，you look so tired!

　　—Well，I ________________(paint)the house and I must finish the work tomorrow. 3.It ________________(rain)for two days.When will it stop？I am eager to go out.

　　have been doing have been painting has been raining 4.—Are you still waiting to make a phone call?

　　—Yes.This woman ________________(talk)on the phone for the last twenty minutes. 5.—Have you heard anything about whether or not we’re running a summer camp this year?

　　—No，I haven’t，and I ___________________ (wonder) about that，too.

　　has been talking have been wondering 【学法·点拨】 现在完成进行时 ❶现在完成进行时的构成：have/has＋been＋doing。 表示过去的动作持续到现在并有可能延续下去，常和for，since引导的时间状语连用。 表示重复性动作。 表示某种感情色彩。 ❷过去完成进行时的构成： had＋been＋doing。 主要表示过去某一时间以前一直在进行的动作。 表示动作在过去某一时间之前开始并延续到过去某一时间。这一动作可能已经停止，也可能还在进行。

　　[单 词 点 睛] 1.alternative n.可能的选择adj.供选择的；其他的

　　[高考例句](2017·北京，阅读C)The alternative is to focus your resolution on the input.

　　可能的选择是把你的决心放在你的食物摄入量。

　　(1)have no alternative/choice but to do sth别无选择只好做某事 have the alternative of doing sth

　　有做某事的选择 there’s no alternative...……别无选择 an alternative to... ……的替代品 (2)alternatively adv.可供选择地 单句语法填空/完成句子 ①The manager said that they ________________ if the plan they had submitted was not accepted.

　　经理说如果他们递交的计划不被接受，他们还有另外一个计划。 ②If you don’t like the school lunch，you ________________ your own.

　　要是你不喜欢学校准备的午餐，你可以自己带饭。 答案　①had an alternative plan　②have the alternative of bringing

　　2.assume vt.假定；设想

　　[高考例句](2017·安徽，阅读D)So，let us assume that historical buildings are both attractive and important to the majority of people.

　　因此，让我们假定历史建筑对于大多数人们来说既吸引人又很重要。 (1)assume sb/sth to be假定/假设某人/某事为 It is assumed that...被认为…… (2)assumption n.假定；假设 make an assumption认为；假定 on the assumption that...假定…… (3)assume/assuming (that)...假设/假定…… 单句语法填空/完成句子 ①We must ________________ innocent until he is proved guilty.

　　尚未证实他有罪，我们就得假定他是清白的。 ②________ (assume) that you are right，we’ll make a great deal of money from the project. ③(2015·江苏，阅读C)It ____________(assume) that those people for whom the role of volunteer was most part of their personal identity would also be most likely to continue volunteer work. 答案　①assume him to be　②Assuming　③was assumed

　　3.interrupt vt.& vi.打断……的讲话；打岔；暂时中断或中止

　　[高考例句](2017·湖北，完成句子)You shouldn’t have interrupted the meeting to tell me that；you could have come to tell me afterwards.

　　你不该打断会议来告诉我那件事，你本可以会后告诉我。 (1)interrupt sb/sth(with sth)(因某事)打断某人/某事 (2)interruption n.打扰；插嘴；打岔；阻断物 without interruption连续地；不断地 单句语法填空/完成句子 ①They ____________(interrupt)by a sudden and urgent knock at the door.

　　他们被突然而急促的敲门声打断了。 ②Let’s go somewhere where we can talk ____________.

　　我们去找个说话不受打扰的地方吧。 答案　①were interrupted　②without interruption

　　4.significance n.意义；意思；重要性；重要意义

　　[高考例句](2017·江苏，阅读C)The angry person loses objectivity in evaluating the emotional significance of the person or situation that arouses his anger.

　　生气的人在评估一个人的情感意义上或引起他生气的局面上失去客观性。

　　(1)be of (great)significance

　　有意义/帮助 be of no significance无意义/不重要 be of little significance 不太重要 attach (great)significance to认为……重要 (2)significant adj.重要的；明显的 It is significant that...……意义重大

　　单句语法填空/完成句子 ①(2017·湖南，书面表达)From this story，I am firmly convinced of ________________，which will contribute to building a warm and harmonious society.

　　通过这个故事，我坚信了诚实的重要性，它将有助于建立一个温暖与和谐的社会。 ②The factory set up the year before is ________________ to this area’s economy.

　　前年建起的这个工厂对这个地区的经济有着重大的意义。

　　③(2017·北京，阅读A)We all know that the cost of heating our homes will continue to be a ________ (significance)burden on the family budget.

　　我们都知道给家庭供热的费用将一直是家庭预算的一项重大负担。 答案　①the significance of honesty　②of great significance　 ③significant

　　[短 语 点 拨] 1.regardless of

　　不管；不顾(侧重指不计后果和代价)

　　[高考例句](2017·新课标全国Ⅱ·阅读A)It means that crew members should listen and speak up for a good result，regardless of positions.

　　这意味着船员们不管职位有别，应该倾听并为了好的结果大声说出来自己的想法。 regardless of强调“不认为……重要”，从而不加以重视或考虑，其后可接whether, what引导的从句；despite/in spite of意为“尽管……但是……”，其后一般不接从句。