高考英语总复习Unit3Inventorsandinventions练案学案新人教版选修8

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1、Unit 3Inventors and inventions课前10分钟概括大意Nor does flu only spread through the air.Say someone covers a sneeze with his or her hand，then touches a doorknob or subway pole.If you touch that spot next and then put germy hands on your nose or mouth，youve been exposed.Its harder to rub your nose while wea

2、ring a mask and so your face may get pretty sweaty under masks.You reach under to wipe that sweat，and may transfer germs caught on the outside of themask straight to the nose.These are the problems face masks may create for their users.此段落的大意是：_ Danger of infection through germy hands and masks. 漫画欣

3、赏画面描述 Two people，father and son，are talking with each other.The boy，standing on the ground，is looking up at his father，slightly scared，while his father，seated on a big Chinese character “fu”，meaning “father”，is shouting at his son. 寓意理解 In our society，father and son are not in equal positions.Father

4、s simply tell their sons what to do and what not to do rather than listen patiently.Sons have few chances to share their own ideas or open up to their fathers.They often look up to their fathers withrespect，fearing that they might not live up to their fathers expectations. 你能否对此加以扩展，写一篇120词左右的小短文？ 课

5、堂双基回归.词义辨析1People who cant _ between colors are said to be colorblind. Aaccumulate Bmonitor Cundertake Ddistinguish2An _ change in the weather resulted in the breakout of flu. Aabrupt Babsurd Coptional DelegantDA3We thought Mary would pass and John would fail，but contrary to _ it was the other way r

6、ound. Aapplication Bdescription Cexpectation Dregulation4British Aerospace has built a scanner that _ damage to the ozone(臭氧) layer. Apurchases Bmonitors Cdeclares Daccompanies5The cheque is not _ if it is not signed by the finance director. Avalid Bstable Cpassive Dabrupt6The _ of new scientific di

7、scoveries to industrial production methods usually makes jobs easier to do. Aoperation Bappreciation Cconservation DapplicationCBAD7Would it be _ for you to pick me up at four oclock and take me to the airport? Aapparent Bvacant Chandy Dconvenient8Television is such a means that it keeps us informed

8、 about _ events. Aopposite Btheoretical Ccurrent Dclumsy9Water can absorb and give off a lot of heat without big changes in temperature，thus creating a _ environment. Apeaceful Bsensitive Ccommon Dstable10When we plan our vacation，mother often offers _ suggestions. Acurrent Bpractical Ceffective Dac

9、ceptable DCDB.短语填空 call up；set about；in case；hang on；out of order；dive into；get through；ring off；fill in；a matter of1We _ a coffee shop to avoid the rain.2Im sorry，but Ive to _ now.I have a train to catch.3They have sent us another form to _.4Planning a project is just _ working out the right order

10、to do things in.5I dialed several times，but I just couldnt _.6He was overlooked when they _ choosing a new manager.7_ at your present job until you can get another.dived into ring off fill in a matter of get through set about Hang on 8My clock was _ and waked me up at 3 this morning.9The smell of th

11、e sea _ happy memories of my youth.10Youd better write the telephone number down _ you forget.完成句子1Between the outside and inside walls of the bowl there is some jelly，_ (这些果冻 冷却后会冻结)(cool)2Follow it up，explore all around it，and _ (不知不觉中)，you will have something worth thinking about to occupy your m

12、ind.(know)out of order called up in casewhich freezes hard when cooled before you know it 3_(由于非常稳定)，it has proved invaluable in the design of bridges.(stable).单项填空1Only after you have had that recognition _ that you are truly an inventor. Acan you say Byou can say Csay you Dcan say you2_ with some

13、research findings，I decided on three possible approaches. APreparing BHaving prepared CPrepared DTo prepareBeing very stable AC3But _ carefully，the snakes proved to be no trouble and all went according to plan. Amonitoring Bto monitor Cbeing monitored DMonitored4It was this exploring around problems

14、 that led to his most famous invention_ telephone in 1876. Athe Ba C/ Done5The patent was given in 1876，but it was not until five days later _ Bell sent the first telephone message to his assistant，Watson. Awhen Bthat Con which DsinceDAB知识要点整合核心词汇梳理1distinguish v. 区别；辨别 At what age are children able

15、 to distinguish between right and wrong? 儿童到什么年龄才能明辨是非？ What was it that distinguished her from her classmates？ 是什么使得她有别于班上其他同学呢？ The male bird is distinguished from the female by its red beak. 雄鸟喙呈红色，有别于雌鸟。 The twins are so alike that its difficult to distinguish one from the other. 这对双胞胎长得太像了，很难分辨

16、谁是谁。 链接 tell.from.把与区分开 2convenient adj. 方便的；近便的 搭配 be convenient to/for sb.对某人来说方便 Is it convenient to/for you if I come at 6 pm.？ 如果我下午6点来拜访你，方便吗？ Is three oclock convenient for you？3点钟你方便吗？ 句型 it is convenient for sb.to do sth.对某人来说做某事方便 It wont be convenient for me to see you tomorrow. 我明天不方便去看望

17、你。 When is it most convenient for us to meet？ 我们什么时候见面最方便呢？ 提示 convenient不可用“人”作主语。如果表达“如果你方便的 话，在你方便的时候”时，要用if/when/whenever it is convenient to/for you。 Come whenever it is convenient to you.在你方便的时候请过来。 If (it is) quite convenient to you，I will be with you next Tuesday. 如果你方便的话，我下周二去见你。2convenient

18、 adj. 方便的；近便的 搭配be convenient to/for sb.对某人来说方便 Is it convenient to/for you if I come at 6 pm.？如果我下午6 点来拜访你，方便吗？ Is three oclock convenient for you？3点钟你方便吗？ 句型it is convenient for sb.to do sth.对某人来说做某事方便It wont be convenient for me to see you tomorrow.我明天不方便 去看望你。 When is it most convenient for us t

19、o meet？我们什么时候见面 最方便呢？提示convenient不可用“人”作主语。如果表达“如果你方便的话，在你方便的时候”时，要用if/when/whenever it is convenient to/for you。Come whenever it is convenient to you.在你方便的时候请过来。If (it is) quite convenient to you，I will be with you next Tuesday.如果你方便的话，我下周二去见你。4bear vt. 忍受；承受；负起 提示 bear通常与can，could连用，多用于否定句或疑问句中。 T

20、he pain was almost more than he could bear. 这种痛苦几乎使他无法忍受。 We just couldnt bear the thought of selling the farm. 我们想都不敢想卖农场的事。 句型 cant bear doing/to do忍受不了做某事 cant bear sb.doing/to do 不能忍受某人做某事；不能容忍某人做某事 Alison couldnt bear to leave and cried all the way to the airport. 阿莉森忍受不了离别之苦，去机场的路上一直在哭。He cant

21、 bear people smoking while hes eating.他忍受不了人们在他吃饭的时候吸烟。句型 bear doing意为“耐得住；经得起”，通常用于否定句或疑问句，且不可用人作主语。 His sufferings dont bear thinking about.他遭受的苦难不堪回首。The joke doesnt bear repeating.这个笑话不可说第二遍。链接 stand忍受，忍耐endure忍受，忍耐tolerate忍受，容忍 重点短语例释1call up 召唤；使人想起；调动(力量、人员等)；(给) 打电话 The photograph called up

22、memories of his childhood. 那张照片唤起了他童年时代的一些回忆。 He was called up right at the beginning of the war. 他是在战争刚一开始的时候被征召入伍的。 Dont call me up in the morning.不要在早上给我打电话。2set out 出发；上路 She set out for Paris at 6 and hoped to get there before dark. 她6点动身去巴黎，希望天黑前到达。 Columbus set out on exploring the distant re

23、gions of the earth. 哥伦布出发到地球远方探险。 拓展 set out to do sth.开始做某事；着手做某事 I set out to knit a sweater but in the end it became a vest. 我一开始想编织毛衣，但最后却织成一件背心。辨析 set about doing sth.着手做某事get down to (doing) sth.开始认真做某事 We set about cleaning the house.我们着手打扫房子。 Lets get down to dealing with these problems now.

24、现在咱们开始认真处理这些问题吧。 链接 set off动身，出发，引爆start out动身，出发 3hang on 不挂断；紧紧握住；稍等 Hang on a moment，please.请等一下。 We all hung on as the bus swung around a sharp bend. 公共汽车急转弯时，我们都紧紧抓住扶手。4in case 以防万一；如果；假使 Take an umbrella in case it rains.带把伞吧，以防下雨。 Im sure Harry will remember，but why not give him a ring just i

25、n case? 我确信哈利会记得，但为以防万一，为什么不给他打个电话 呢？ Ill make some sandwiches，just in case we get hungry later on. 我会做些三明治，以防一会儿我们肚子饿。 In case you cant come，give me a call before I leave for work. 如果你来不了，在我去上班之前给我打个电话。疑难语句细解1Being very stable，it has proved invaluable in the design of bridges. 由于具有良好的稳定性，在桥梁设计中，它被证

26、明是极其有用 的。 【要点指南】 Being very stable是现在分词短语，在句中作原 因状语。“being形容词、过去分词、副词、介词短语、名 词”通常在句中作原因状语，此结构一般放在句首，有时也可 置于句尾。 Being very shy，he couldnt ask her to go to the movies with him. 由于很害羞，他不敢开口邀请她一起去看电影。 Being unemployed，he hasnt got much money.由于没有工作，他没有多少钱。The girl feels homesick，being away from home for

27、 the first time.由于是第一次离开家，这个女孩有点想家。拓展 上面句子中的being其逻辑主语与句子的主语是一致的，但如果不一致的话，就要给being加上自己的主语，构成独立主格结构。 School being over，you can hardly find any students there.因为已放学，所以在那儿你找不到学生。There being no rain for months，all the crops are dying out.因为几个月没有雨水了，庄稼都快要死光了。2Now its a matter of waiting and hoping. 现在就是等

28、待和期盼了。 【要点指南】 (just/only)a matter of.是很常用的一个短语， 意为“(只不过)是个的问题”。 Learning languages is just a matter of remembering words 学习语言只不过是记住一些词汇而已。 It is not simply a matter of deciding what price you want to pay. 这不是简单的你愿意出多少钱的问题。 It appeared to be only a matter of time before they were caught. 看来，抓住他们只不过是迟

29、早的事。突破阅读理解怎样猜测词义(四)【方法技巧】根据构词法猜测词义。例如：They overestimate the interviewees ability and asked him many difficult questions.其中的overestimate是由estimate“估计”加上前缀over“过分”构成的，故可猜测出overestimate意为“过高估计”。【实例验证】Towards evening，there comes the grand finale of the opening day，an extremely exciting horserace.All the

30、 riders run very fast on horseback.Some riders hang off the side of their saddles.Some even ride upside downtheir legs and feet straightup in the airall at full speed.Others rush down the course together，men arm in arm，on different horses.On and on they go.So fast and so wonderful.o fast and so wond

31、erful.The underlined word “finale” most probably means the _ of the opening day.Afirst part Bmiddle Clast part Dwhole解析：finale是由final“最后的”派生而来的，所以很容易就可确定答案为C。答案：C【实践应用】Most women in Ghanathe educated and illiterate，the urban and rural，the young and oldwork to make money in addition to maintaining th

32、eir roles as housewives and mothers.Ninety percent of women 15 years of age and over are married.Women say they would like to have six or more children，and in fact an average of seven children is born to every woman.In short，the normal life pattern for most Ghanaian women is to combine an active rol

33、e in the economy with an active role as wife and mother of a large family.How do these working mothers deal with their different roles in the home and on the job? Some new ideas are being tried.One ofthese is family planning to help reduce family size.Another helpful measure is the day care center，b

34、ut usually the fees are too high for the poor.Ghanaians realize that more day care centers are needed.Ghana today is looking for new ways to meet the needs of women and their families，so women can continue to play their roles both in the home and in the economy.The underlined word “illiterate” in the passage means _.Arepeated Brich Cuneducated Dsick解析：illiterate是由literate派生而来，由literate可联想起literature“文化”，故而可知literate意为“有文化的，受过教育的”。在literate前加上表示否定意义的前缀il当然就是“没有文化的，没有受过教育的”。答案：C点击此处进入 课后能力训练12用心 爱心 专心