1、While Jennifer was at home taking an online exam for her business law class，a monitor a few hundred miles away was watching her every move.Using a web camera equipped in Jennifers Los Angeles apartment，the monitor in Phoenix tracked how frequently her eyes moved from the computer screen and listened
2、 for the secret sounds of a possible helper in the room.Her Internet access was lockedremotelyto prevent Internet searches，and her typing style was analyzed to make sure she was who she said she was：Did she enter her student number at the same speed as she had in the past? Or was she slowing down?In
3、 the battle against cheating，this is the cutting edge and a key to encourage honesty in the booming field of online education.The technology gives trust to the entire system，to the institution and to online education in general.Only with solid measures against cheating，experts say，can Internet unive
4、rsities show that their exams and diplomas are validthat students havent just searched the Internet to get the right answers.Although online classes have existed for more than a decade，the concern over cheating has become sharper in the last year with the growth of “open online courses”Private colle
5、ges，public universities and corporations are jumping into the online education field，spending millions of dollars to attract potential students，while also taking steps to help guarantee honesty at a distance.Aside from the web cameras，a number of other hightech methods are becoming increasingly popu
6、lar.Among them are programs that check students identities using personal information，such as the telephone numbers they once used.Other programs can produce unique exams by drawing on a large list of questions and can recognize possible cheaters by analyzing whether difficult test questions are ans
7、wered at the same speed as easy ones.As in many university classes，term papers are scanned against some large Internet data banks for cheating.完成这篇文章的文脉构架图Period One Welcome to the unit & Reading.重点单词1_ n演变，发展；进化_ v发展，演变；进化2_ n缺点，缺陷；不利条件3_ n原理，法则；道德原则，行为准则4_ vt.制造；修筑，建造_ n建筑，建造；建筑物5_ vt.&vi.(使)推迟，延迟
8、；n.延误，延迟6_ adj.可使用的；可接触的；可到达的；易理解的_ n入口，通道；利用/接近的权利或机会7_ vt.分发，分配；分销；使分布；分散_ n分发；分布8_ n百分率，百分比_ n百分之9_ adv.最后，终于_ adj.最后的，最终的10_ adj.便携式的，轻便的11_ n存储，储藏(空间)_ vt.存储，储藏12_ vt.预料，预见，预知_过去式_过去分词13_ n适应；改编本，改写本_ vt.& vi 改编；(使)适应14_ vt.播放；转播；接转，转发； n.接力赛；中继设备15_ adj.怀疑的.重点短语1_与保持联系2_对作出贡献；促成；导致3_取得重大突破4_可以
9、接近的，可用的5_从中受益6_上发条7_ 和一起，随着；除以外8_与齐步前进.重点句式1It is/was not until.that.John Logie Baird constructed the first colour TV in 1928，but _ the first colour TV programme was broadcast.约翰洛吉 贝尔德于 1928 年制造出第一台彩色电视机，但是直到 1938 年第一个彩色电视节目才播出。2It takes/took time for sb./sth. to do sth.It _，though，until 1951，_ regu
10、lar colour TV broadcasts _ in the USA.但是，直到 1951 年，彩色电视节目才得以在美国定期播出，其间经历了二十多年的时间。3with 复合结构Satellites allow TV to be broadcast live over vast distances，_ at the same time.卫星让远距离直播电视节目成为可能，大家在同一时间可以收到相同的电视节目。4过去分词短语作定语In 1928，the first tape recorders _ were made in Germany.1928 年，第一批录制声音的磁带录音机在德国制造出来
11、。.课文阅读理解1According to the passage，what do the six subtitles show us?AThe different stages of the development of video and sound devices.BThe history of TV and audio devices.CThe origin of video and sound devices.DTape recorders and players.2How is the passage mainly organized?AIt is organized in ord
12、er of place.BIt is organized in order of time.CIt is organized in order of plot.DIt is organized in order of the characters.3Which of the following best shows the structure of the passage？(Ttitle subtitle 1 subtitle 2 subtitle 3 subtitle 4 subtitle 5 subtitle 6)4What plays an important role in the d
13、evelopment of sound and video recorders?ATechnology. BSatellites.CElectricity. DPlastics.5What is the main idea of the passage?AHow to use TV and audio devices.BA review of TV and audio devices.CThe history of TV.DThe history of audio.课文阅读填空Early history of TV Many different people 1._ to the develo
14、pment of TV.Two men ever made important 2._.The modern age：satellite TVSatellite TV began in 1962.Satellites allow TV to be broadcast 3._ over vast distances,4._ anyone even living far away from cities receiving the 5._ broadcast at the same time.Early history of sound recorders In 1887，the first re
15、cord players had to be 6._ up by hand and only played records for two minutes.Sound and video recordersIn 1928，Germany made the first tape recorders used to 7._ sound and by the late 1960s，video recorders were used by TV stations.Sound and video go digitalBecause of the inventions of CDs，VCD and DVD
16、，sound and video go 8._.The futureWith the 9._ of digital technology，all electronical appliance is changing fast.Nobody can 10._ what the future will bring.重点词汇1With mobile phones，we can keep_in_touch_with others wherever we are.用移动电话，无论我们在哪儿，都可以和别人保持联系。归纳拓展keep in touch with 与保持联系be in touch with 和
17、有联系be out of touch with 与失去联系get in touch with 和取得联系lose touch with 和失去联系注意：keep/be in touch with/be out of touch with 表状态，可与表示时间段的状语连用；而get in touch with/lose touch with 表示动作，不能与表示时间段的状语连用。语境助记(1)Keep in touch with friends.(2015全国)与朋友保持联系。(2) To make it easier to get in touch with us，youd better ke
18、ep this card at hand.(2016北京)为了更容易地和我们取得联系，你最好把这张名片卡放在手头。(3)Ive lost touch with all my old friends.我与所有的老朋友都失去了联系。题组训练(1)他与他之前的英语老师失去联系已经两年了。He his former English teacher for two years.(2)Well，Dick，Im sorry，but I have to leave. .I hope to hear from you soon.AKeep in touch BEnjoy yourselfCDont be so
19、sad DSo am I2John Logie Baird constructed the first colour TV in 1928.约翰洛吉 贝尔德于 1928 年制造出第一台彩色电视机归纳拓展(1)construct vt.制造；建造；修筑；组成(2)construction n建造；修筑；建筑物under construction 在建造中(3)constructive adj.建设性的语境助记(1)The palace was constructed of red bricks.这宫殿是用红色的砖砌成的。(2)The temple is under construction.这个
20、寺庙在修建中。(3)He did not compromise easily，but was willing to accept any constructive advice for a worthy cause.(2016江苏 )他不轻易妥协，但他很乐意接受对一项崇高事业的任何建设性的建议。题组训练(1)用 construct 的适当形式填空The government is encouraging every company to play a role in financing the of a new community sports center next month.(2)He
21、can many long sentences in French.Aconsult BconductCconstruct Dconsume3Regular colour TV broadcasts were delayed in the UK until 1967.直到 1967 年彩色电视节目才在英国首播。归纳拓展delay v推迟，耽搁；n.推迟，延误delay doing sth.推迟做某事without delay 毫不延迟地，立即语境助记(1)It was considerate of Michael to inform us of his delay in case we got
22、 worried.(2015福建)迈克尔通知我们他要迟一会儿以防我们担心，想得真周到。(2)We delayed getting on board for as long as we could.我们尽可能推迟登机。(3)I hope that the plan can be carried out without delay.我希望这计划立刻实行。题组训练(1)The plane took off after (延误两小时)(2)She could have been in time for the interview，but her flight .(2016江苏八校高二期中联考)Awas
23、 delaying Bhad been delayedChas delayed Dwas delayed4They also make TV accessible to people who live far away from cities，and satellite dishes can often be seen distributed throughout the countryside and remote areas.它们也使远离城市的人们可以收看电视，在农村和边远地区经常可以看到卫星天线。归纳拓展 1(1)accessible adj.可使用的；可接触到的；可到达的；易理解的be
24、 accessible to.容易为理解的；容易为接近的(2)access vt.使用；存取；接近；n.接近；进入；接近的方法；到达的权利或机会，后面常接介词 toget/have access to 得以接近/ 进入/使用语境助记 1(1)Computers should be made accessible to both teachers and students.应该让老师和学生都能用到电脑。(2)People are learning how to organize huge quantities of information so that they are able to acc
25、ess it at a later date.(2015安徽)人们正在学习如何组织大量的信息，以便他们在以后的日子里能够使用。(3)It was really annoying；I couldnt get access to the data bank you had recommended.(2016天津)真烦人，我无权使用你推荐的资料库。题组训练 1(1)句型转换Many divorced fathers are allowed by law to see their children only at weekends.Many divorced fathers / their child
26、ren at weekends.(2)Frank put the medicine into a top drawer to make sure it would not be to children.(2016淮阴师院附中高二期中 )Aaccessible BacceptableCadaptable Dalternative归纳拓展 2(1)distribute vt.使分布；分配，分发；分销distribute sth.to sb.把某物分发给某人(2)distribution n分布；分配；分发语境助记 2(1)Some types of plants are widely distri
27、buted.某些种类的植物分布很广。(2)Who distributes our products in the UK?谁在英国经销我们的产品？(3)The Rhode Island Blood Center distributes blood products to hospitals in Rhode Island and Southern New England.(2014福建)罗德岛血液中心把血液产品分发给罗德岛和南新英格兰的医院。(4)This area has a very unequal distribution of income and wealth.这个地区的收入和财富分配
28、很不均匀。题组训练 2(1)It is suggested that the Ministry of Education should powers to schools rather than concentrate powers.Afocus BprovideCdeliver Ddistribute(2)Reform of the evaluation process for educational performance is vital to balanced of education resources.(2016泰兴一中高二期中)Atransformation Bdistribut
29、ionCreputation Dpresentation5The first record players had to be wound up by hand and only played records that were two minutes long.最早的留声机必须手摇上发条，而且只能播放两分钟长的录音。归纳拓展wind vt.& vi.上发条；缠绕；蜿蜒，曲折wind (.) up 结束(讲话、会议等 )；把(汽车窗玻璃等) 摇上；以 告终；上紧发条wind ones way 蜿蜒前行语境助记(1)He had forgotten to wind his watch.他忘了给表
30、上发条了。(2)The river winds through the forest to the lake.那条河蜿蜒流经森林注入湖中。(3)The speaker will soon wind up his speech.演说者就要结束他的讲话了。题组训练(1)我抬头看到一条蛇蜿蜒向树上爬去，去捕捉它的早餐。I looked up and noticed a snake up the tree to catch its breakfast.(2)From the sky，we can see that the Yellow River its way down to the sea.Ago
31、es BwindsCfinds Dmakes(3)Whats the time?Oh，I forgot to have my watch .(2016大丰新丰中学高二期中 )Awind BwoundCwinded Dwinding6Technology is now changing faster than most people can keep pace with.现代科技发展迅猛，很多人跟不上其步伐。归纳拓展keep pace with 跟上，与并驾齐驱keep up with 跟上，赶上(表状态)catch up with 赶上( 表动作)at a pace of 以的速度set th
32、e pace 领先，起带头作用语境助记(1)I had to run to keep pace with you.我要跑才能跟上你的步伐。(2)I cant keep up with all the changes in computer technology.计算机技术的各种改进有些我已跟不上了。(3)You should follow the pace of the teacher at a fast pace，or you may not keep pace with other students.You must try your best if you want to set the
33、 pace.你该尽快跟上老师的速度，否则就会跟不上其他同学。你想领先就要努力。题组训练(1)句型转换Farmers are angry because the rise of their produce fails to keep up with inflation.Farmers are angry because the rise of their produce is not able to inflation.(2)The man who falls behind Tom now is beginning to up with him.Acatch Bkeep Ctake Dput(3
34、)These new ways of digging accelerated the of the London Undergrounds development.(2016宿迁泗阳高二期中)Apeace BpaceCpatent Dpatient7Who can foresee what the future will bring?谁能预测未来会带给我们什么？归纳拓展(1)foresee v(foresaw ，foreseen)预测，预见foreseen./从句 预见(2)foreseeable adj.可预料的，可预见的语境助记(1)His future is hard to forese
35、e.他的前途难以预料。(2)Who would have foreseen such a problem?谁能预料到这样的问题？题组训练(1)用 foresee 的适当形式填空There is a possibility of severe energy shortages in the future.If I the result of refusing his offer，I would never have done that.He that it would rain before morning.(2)Nobody can what the computer will be like
36、 next.Which of the following is WRONG?Apredict BforeseeCforecast Dconduct经典句式1.but it was not until 1938 that the first colour TV programme was broadcast.但是直到 1938 年第一个彩色电视节目才播出。归纳拓展本句中 it was not until 1938 that.是强调句型，对时间状语 not until 1938 加以强调。(1)until 引导时间状语从句，如果主句的谓语动词是延续性的，那么这个主句需用肯定式。若主句的谓语动词是非
37、延续性的，则主句常用否定式，构成 not.until.结构。(2)在 not.until.句型结构中，可以把 not until 提到句首，句子用倒装语序。(3)not.until.句型的强调句式为：It is/was not until.that.。语境助记(1) Bach died in 1750，but it was not until the early 19th century that his musical gift was fully recognized.(2015重庆)巴赫于 1750 年去世，但是他的音乐才能一直到 19 世纪早期才被认可。(2)Not until las
38、t week did they find the lost bike.直到上个星期他们才找到丢失的自行车。题组训练(1)一句多译直到醒来我才意识到发生了什么。 (not.until) (强调时间状语) (倒装句)(2)It was not until they came to school they realized their son had addiction to computer games and often skipped school.(2016徐州沛县中学高二质检)Athat BwhichCwhere Dwhen2Satellites allow TV to be broadc
39、ast live over vast distances，with everyone receiving the same broadcast at the same time.卫星让远距离直播电视节目成为可能，大家在同一时间可以收到相同的电视节目。归纳拓展(1)句中“with everyone receiving the same broadcast”为 with 的复合结构，在句中作状语。另外，此结构也可在句中作定语。(2)with 的复合结构如下：with宾语Error!语境助记(1)When he is eating，he doesnt speak with his mouth ful
40、l of food.当吃东西时，他不会在满嘴食物的情况下说话。(2)With the problem solved，we all felt very happy.问题解决了，我们都很高兴。(3) The man was walking on the street，with a book under his arm .那人在街上走着，腋下夹着一本书。题组训练(1)用所给动词的适当形式填空I have to stay up with much homework (do)With everything (prepare) well，he believed he could succeed.A lit
41、tle boy with two of his front teeth (miss) ran into the house.(2)With so much work to be done，the physician looked very worried.(2016扬州中学高二期中)Ahaving remained Bto remainCremaining Dremained3In 1928，the first tape recorders used to copy sound were made in Germany.1928 年，第一批录制声音的磁带录音机在德国制造出来。归纳拓展(1)us
42、ed to copy sound 是过去分词短语作定语，修饰 tape recorders，相当于定语从句 that were used to copy sound。(2)过去分词(短语 )作定语时，它表示的动作与被修饰词之间是被动关系，有时强调动作的完成或状态。现在分词(短语)作定语时，它表示的动作与被修饰词之间是主动关系，有时表示被修饰词的特征。语境助记(1)We visited the new library built three weeks ago.我们参观了三周前新建成的图书馆。(2)The room is empty except for a bookshelf standing
43、 in one corner.除了一个立在墙角的书架外，整个房间是空着的。题组训练(1)句型转换Do you agree to the suggestions which were put forward just now?Do you agree to the suggestions just now?(2)In art criticism，you must assume the artist has a secret message within the work.(2016江苏，28)Ato hide BhiddenChiding Dbeing hidden难句分析However，mos
44、t people still benefit from satellite TV，as local TV companies broadcast the signals they get from satellite receivers to the population living nearby.句式分析：as 引导一个 从句，在此从句中，they get from satellite receivers 是从句，修饰 ；living nearby 是现在分词短语作 the population 的 。自主翻译： .单词拼写1The great d to living on a main road is the constant noise.2He worked so hard that e he made himself ill.3Their goal was to make adult education more a .4T