高考英语一轮复习2 Unit 3 Computers课件

这是一份高考英语一轮复习2 Unit 3 Computers课件，共60页。PPT课件主要包含了Unit 3，Computers，universal，基础自主梳理，simplify，operator，operation，logical，technology，revolution等内容，欢迎下载使用。
佳作晨读赏析│基础自主梳理│考点互动探究│当堂过关检测
假设你是高三学生李津,你的加拿大笔友Daniel来信向你求助。他最近和妈妈闹矛盾,因为妈妈不让他过多上网。他对此很不理解。请你给他写一封回信,要点如下:1. 建议他向妈妈道歉;2. 说明过多上网的危害;3. 列举一些健康的休闲方式。
Dear Daniel,I'm very srry t hear that a cnflict ccurred between yu and yur mther because f yur Internet addictin.In my pinin, yu shuld aplgize t yur mther, as she has dne nthing wrng t prevent yu frm Internet addictin. Althugh the Internet plays an imprtant rle in mdern life, we can't ignre its harm t us. Many students spend mst f their time playing cmputer games r chatting aimlessly with thers, which may nt nly result in pr health but als lead t decline in study as well as lss f cmmunicatin in the real wrld.
As students, we shuld devte ur energy t study. When available, yu may as well walk utside with yur friends r take sme exercise t keep fit instead f playing nline games. Only in this way can yu live and study happily and healthily.Yurs,Li Jin
1.文章体裁:应用文——书信。2.引出话题→信的内容→结束语。3.词汇短语:运用了较高级的词汇和短语。如:because f (因为),in my pinin (依我之见),play an imprtant rle in (在……方面起重要作用),aimlessly (漫无目的地)等。4.句式句法:运用了多样化的句式结构。如:①定语从句:which may nt nly result in pr health but als lead t decline in study as well as lss f cmmunicatin in the real wrld;②状语从句:as she has dne nthing wrng t prevent yu frm Internet addictin; Althugh the Internet plays an imprtant rle in mdern life;③宾语从句:that a cnflict ccurred between yu and yur mther because f yur Internet addictin; ④倒装句: Only in this way can yu live and study happily and healthily等。
Ⅰ. 单词荟萃1.___________ adj. 普遍的;通用的;宇宙的→universally adv. 全体地;一致地;共同地 2._____________ vt.简化→simple adj. 简单的 3._____________n.(电脑)操作员;接线员→perate v.运转;操作;起作用;管理→__________ n.运转;操作 4._____________ adj. 合逻辑的;合情理的→lgically adv. 逻辑上;合逻辑地;有条理地 5.___________ n.工艺;科技;技术→technlgical adj. 科技的 6._______________n.革命→revlutinary adj. 革命的 7.________________ n.智力;聪明;智能→intelligent adj. 智能的;聪明的
intelligence
8．________ n．真实；事实；现实→real adj. 真实的；真正的；实际存在的→________adv. 实际上；真正地9．________ adj. 私人的；个人的；亲自的→persnally adv. 就个人而言；亲自→_______________n．人格；名人10．________ adj. 总的；整个的 n．总数；合计→ttally adv. 完全地；整个地11．_______________n．应用；用途；申请→apply v．应用；涉及；申请→applicant n．申请人；求职者12．________ n．金融；财经→financial adj. 金融的；财政的13．________ vt.& vi.探索；探测；探究→explrer n．探险家；勘探者→___________ n．探索
14._______________ n.幸福;快乐→happy adj. 幸福的;快乐的→____________adv. 幸福地 15._______________ adj. 支持的;支撑的→supprt vt. 支持;养活 16._______________ n.类型 vt.& vi.打字→typical adj. 典型的;有代表性的 17._______________ vi. 出现;发生→arse (过去式)→arisen(过去分词) 18. _______________adj. 电子的→electrical adj.用电的;发电的→electricity n.电 19._______________ n.外观;外貌;出现→appear vi.出现 20._______________ n.性格;特点→characteristic adj. 典型的;特有的
character
7． __________________与某人分享某物8．_______________在某种程度上 9． _______________在……的帮助下10． _______________ 处理；安排；对付11． _______________看守；监视12．_____________编造；构成；化妆；弥补
Ⅱ. 短语检测1．_______________从……时起2． _______________结果3. _______________如此……以致……4_______________也；和；既……又……5． ______________________有共同之处6． _______________把……与……相比
as a result
have sth in cmmn
cmpare…with
share sth with sb
with the help f
Ⅲ. 佳句再现1.befre引导时间状语从句,意为“……之后才……”I develped very slwly and it tk nearly tw hundred years __________________(之后我才被制成) as an analytical machine by Charles Babbage. 2.as 引导时间状语从句,意为“随着”______________(随着时间的推移),I was made smaller. 3.by the time…引导时间状语从句, 意为“到……时为止”____________________________(到我十六岁的时候),my dream had cme true. I made my wn radi. 4.s/such…that…引导结果状语从句,意为“如此……以至于……”And my memry ____________________(变得如此之大)even I culdn't believe it!
befre I was built
As time went by
By the time I was sixteen
became s large that
1 slve　vt.解答;解决(t find a way f dealing with a prblem r difficult situatin)(1)slve a prblem 解决一个问题(2)slutin n. 解决办法;处理手段a/the slutin t sth ……的解决方法
【活学活用】(1)Life is nt a prblem t be slved, but a reality t be experienced. 人生不是待解决的难题,而是等着我们去体验的现实。(2)I had puzzled ver this difficult prblem until yesterday I fund a slutin t it.我一直在仔细琢磨这一难题,直到昨天才找到了解决的办法。
(3)语法填空。①We haven't fund the __________(slve) yet, but I'm sure we're n the right track. ②It may take a lng time t find a slutin ______the prblem.  ③There are still many prblems______________(slve) befre we are ready fr a lng stay n the mn.
2 arise　vi. (arse, arisen)出现;发生;起身;起床;上升[温馨提示] arise为不及物动词,没有被动语态。arise 作“发生;出现”讲时,主语多为抽象名词,如argument,prblem,quarrel,questin等。
【易混辨析】arise, aruse，rise与raise
【活学活用】(1)When I arse frm the chair, my father and Eleanr's father were in deep cnversatin. 当我从椅子上站起来时,我父亲和埃莉诺的父亲谈兴正浓。(2)写出各句中arise的含义。①Unexpected difficulties arse in the curse f their experiment.___________　　 ②Mistakes ften arise frm carelessness. ___________　　　 ③A curl f smke is arising ut f the chimney. ___________　　　 ④They arse at sunrise t get an early start t the park. 　___________　　 ⑤Seeing their teacher cme int the classrm, all the students arse frm the chairs. ___________　　　 
(3)用rise,arise,raise或aruse的适当形式填空。①The sun ___________in the east and sets in the west. ②We shuld always keep in mind that accidents___________frm carelessness while driving. ③After the war the standard f living was ___________rapidly. ④This bk ___________my interest in plitics.
3 signal　vi.& vt. 发信号 n. 信号(a mvement r sund that yu make t give sb infrmatin, instructins, a warning, etc)(1)a danger/warning signal 　　危险/警告信号traffic signals 交通信号a stp signal 停车信号(2)signal (t) sb t d sth 示意某人做某事signal t sb 向某人示意
【活学活用】(1)He telephned the lawyer and again gt a busy signal. 他打电话给律师,但还是听到忙音。 (2)Her speech yesterday is a signal that her view has changed.她昨天的讲话标志着她的观点已经转变。(3)The pliceman signaled t the car t stp s that pedestrians culd crss the street first. 那名警察示意小汽车停下,以便让行人先过街。
(4)语法填空。①The pliceman signaled the driver___________(stp) his car by raising his hand. ②He std up, ___________(signal) t the plice fficer that he had finished talking with his client.
4 calculate　v.(make a mathematical calculatin)计算;核算;(predict in advance)预测;推测(1)be calculated t d sth (=be intended r designed t d sth) 打算做/故意做/可能做某事(2)It has been calculated that… 据估算……(3)calculatin n. 计算;推算
【活学活用】(1)T sme things t ccur, we can accurately calculate its prbability t ccur. 对一些将要发生的事情,我们能够准确地计算出它发生的概率。(2)__________________________the lss f the earthquake is likely t be beynd a hundred millin dllars. 据估算,这次地震造成的损失很可能超过一亿美元。
It has been calculated that
(3)语法填空。①By his _______________(calculate),it culd save airlines hundreds f millins f dllars a year. ②This advertisement is calculated ______________(attract) the attentin f husewives.
t calculate
1 watch ver　看守; 监视; 照看(1)watch ut 　小心;留神;注意(用于提醒、警示)watch ut fr 提防;当心(2)keep a watch n 监视;密切注视be n the watch (fr) 提防;警惕;留心
【活学活用】(1)The mther was watching ver her sick baby mst f the time last night. 那位母亲昨天晚上大部分时间一直在照看她生病的孩子。(照看,照料)(2)Watched ver by guards with guns, the prisner was taken int the plice car.在携枪警卫的监视下,这名犯人被带上了警车。(看守,监视)(3)With n parents_______________________________them, sme students tend t develp a range f unhealthy habits. 因为没有父母监管,许多学生慢慢养成了各种不健康的习惯。
t watch ver/watching ver
(4)用与watch相关的介词填空。①They use specially trained dgs t watch _______their sheep at night. ②Once yur name has been linked with a drug ffence, the plice will keep a clse watch_______ yu. ③The plice warned hlidaymakers t be n the watch _______car thieves.  ④Watch_______when crssing the rad, r yu may be hit by the car.
2 make up　虚构;弥补;形成;组成;(t apply make-up t ne's face t appear prettier)化妆;(t cme t terms)讲和;和好;凑数be made up f 　　由……组成(=cnsist f)make up fr 偿还;赔偿;弥补make fr 走向;有利于;冲向make ut 辨认出;填写;理解
【活学活用】(1)The writer makes up the tw stries f Mr Fielder and Mr Plwright in rder t explain the rigin f advertising.作者编造菲尔德先生和普洛赖特先生的故事是为了解释广告的起源。(编造)(2)Smehw the cmpany has gt t make up all the time we've lst thrugh illness.不管怎样,公司必须想办法把我们因病而耽误的时间全补上。(弥补,补上)(3)It may take quite a lng time befre an actr is prperly made up fr a part.把一个演员妥帖地化装成一个角色也许需要很长的时间。(化妆,上妆)(4)He and his wife usually make up their quarrel the same day. 他和妻子吵架通常当天就言归于好。(讲和)
(5)用make短语的适当形式填空。①He tried t _____________all the truble he had caused. ②The pem is s cmplicated that I cannt __________its meaning. ③We have t drive fast t _____________the hur we lst in Bstn.
3 deal with　处理;对付d with 　　处理;对付;安排handle sth 处理某事【易混辨析】deal with与d with
【活学活用】(1)We can't chse what happens t us, but at least,we can chse hw we deal with it. 生活中会发生什么,我们无法选择,但至少我们可以选择怎样面对。(2)Althugh serius prblems still remain and need t be dealt with/dealing with, the wrld is a safer and healthier place.尽管还有严重的问题需要解决,这个世界还是一个更安全、更健康的地方。(3)A teacher, abve all, shuld knw what t d with(=__________________) the prblems taking place in class crrectly. 一个教师首先应知道怎样正确处理课堂上发生的问题。
hw t deal with
(4)语法填空。①We must take a glbal view f the gvernment's plans fr _________(deal) with unemplyment. ②The president said the agreement wuld allw ther vital prblems ____________(deal) with. ③Unless prperly _________(deal) with right away, this kind f disease will spread thrughut the cuntry very sn.
4 as a result　结果(1)as a result f(=because f)　　由于……的原因/结果(2)result n.结果 vi. 发生;产生result frm 由……造成result in 导致;造成
【活学活用】(1)His car alarm had been ging ff fr tw days and, as a result, the battery was flat. 他的汽车报警器连着响了两天,结果电池耗没电了。(2)As a result f yur carelessness, the whle prject shuld be put ff at least ne mnth.由于你的粗心,整个计划将要被推迟至少一个月。
(3)用result frm/result in的适当形式填空。①We all believed that his failure ________________nt wrking hard enugh. ②We all believed that his nt wrking hard enugh ___________his failure. (4)一句多译。①He was late fr the meeting fr half an hur _____________the traffic jam. ②He was caught in the traffic jam.___________,he was late fr the meeting fr half an hur. ③He was caught in the traffic jam, as___________________,he was late fr the meeting fr half an hur. 由于交通堵塞,他开会迟到了半小时。
resulted frm
resulted in
as a result f
As a result
a result f which
5 in a way 从某一角度看;在某种程度上all the way 　一路上;一直;完全by way f 经由;途经by the way 顺便说in the way 妨碍;挡路in this way 以这种方法in n way 决不;无论如何都不(放在句首时,句子用部分倒装语序)n ne's way t…在某人去……的途中;即将成为……give way (t) 让步;屈服
【活学活用】(1)The newcmer is easy t get alng with in a way.从某方面来看,这个新来的人很好相处。(2)_______________can we miss the chance that smene will be sent abrad fr further educatin. 我们决不能错过这个被派往国外深造的机会。
(3)用way的相关短语填空。①_____________will he give up the chance t see his favurite film. ②_____________I can see what yu mean, even thugh I dn't share yur pint f view. ③I culdn't get thrugh the dr because there was a big bx_____________. ④Tw hurs after he received the news, Tyler was ________________Washingtn. ⑤T keep pace with the mdern times, sme ld things shuld change r______________the new nes.
n his way t
1 I develped very slwly and it tk nearly tw hundred years befre I was built as an analytical machine by Charles Babbage.我发育非常缓慢,差不多到了两百年之后,查尔斯·巴比奇才把我制成了一台分析机。句型公式It takes sme time befre…过了一段时间之后才……
【句式点拨】befre 引导时间状语从句时,用以表示主句动作发生在从句动作之前,译法灵活。(1)强调主句动作发生在从句之前,意为“不等……就……”。(2)在“It+be+时间段+befre从句”中,意为“……之后才……”。(3)在“It+be+否定形式+lng+befre从句”中,意为“……不久就……”。(4)在特定的情景中,意为“趁着……”。
【易混辨析】 It is+时间+since/befre/when…
【活学活用】(1)It will nt be lng befre we knw the result f the experiment.要不了多久我们就会知道试验的结果了。(2)Befre he knew it, Nichlas was lst, all alne!还未弄明白是怎么回事,尼古拉斯就迷路了,变成了独自一人!(3)It is three days since I received yur letter. 我收到你的来信已经有三天了。 (4)It was midnight when the train passed thrugh Shenyang.火车行经沈阳的时候,已是半夜了。
(5)用befre/when/since填空。①It was nt lng __________he learned t use the cmputer. ②Time passed quickly and three weeks went by_____________we knew it. ③It has been a few decades _____________the cmputer came int being. ④Because f the heavy traffic, it was already time fr lunch break _____________she gt t her ffice.  
2 As time went by，I was made smaller.随着时间的流逝，我被做得更小了。句型公式　 as time went by=with time ging by 随着时间的流逝【句式点拨】as在此句中用作连词，意为“随着”，引导时间状语从句。介词with也有此意，但with是介词，后接名词或代词，构成with短语或with的复合结构。
[温馨提示] as引导时间状语从句时,强调主句、从句动作同时进行,常表示“一边……,一边……”之意;when可用作并列连词,表示“这时(突然)”;while也可以用作并列连词,表示“而”“却”(表示对比)。
【活学活用】(1)As years g by (=With years ging by),China is getting strnger and richer.随着时间一年年地过去,中国变得越来越富强了。(2)The atmsphere gets thinner and thinner as the height increases.随着高度的增加,大气越来越稀薄。(3)The little girls sang as they went.小姑娘们一边走,一边唱。
(4)用as/with/when/while填空。①_______time ges by my memry seems t get wrse. ②_______winter cming n, it's time t buy warm clthes. ③I was just abut t g t bed _______I heard a knck n the dr. ④One persn may like t spend his vacatin at the seashre, _______anther may prefer the muntains.
3 And my memry became s large that even I culdn't believe it！我的存储量变得如此之大,连我自己都不敢相信!句型公式s/such…that…“如此……以至于……”
【句式点拨】s/such…that引导结果状语从句，意为“如此……以至于……”。s…that…的基本句式：
[温馨提示] “s＋状语”置于句首时，主句要部分倒装。
【活学活用】(1)There were s many peple in the street that we culd hardly make ur way ut f the crwds.街上有许多人以至于我们在人群里举步维艰。(2)There was s little water left that nly little children were given sme.剩下的水不多了,因此只给小孩分了一些。(3)I dn't think ur relatins will suffer fr such a small quarrel (=____________________).  我认为这样的小吵小闹不会妨碍我们之间的关系。
s small a quarrel
(4)句式转换。①He was running s fast that he culdn't stp himself.→S fast __________________that he culdn't stp himself.(倒装句) 他跑得太快了,一下子停不下来。②He spke s ludly that even the peple in the next rm culd hear him. →S ludly ______________that even the peple in the next rm culd hear him. (倒装句) 他说话的声音那么大,连隔壁屋子里的人都听得见。
was he running
did he speak
Ⅰ.单句填空1.With many prblems _____________(arise), he didn't knw what t d next. 2.The students are lking frward t having an pprtunity _____________(explre) sciety fr real-life experience. 3.It is estimated that by the time f 2060, the smart watch ___________________(grw) s small that we hardly see it. 4.Mr Thmas, with the help f _____________I have made great prgress in my English, is highly thught f by us students.
will have grwn　
5.Tw thusand wrkers had been laid ff befre the cmpany fund a way _____________________________(slve) the prblem. 6.We are in Grade Three nw. It wn't be lng ________we take part in the Natinal Cllege Entrance Examinatin. 7.At the sight f his _______________(appear) n the stage, the hall rang with thunderus applause. 8.With everything he had missing,he was ___________(ttal) hpeless and killed himself.
9.—Yu visited the man wh saved yur sn yesterday?—Yes. I wanted t express my thanks t him ____________(persn). 10.She was s weak ______she was ut f breath after walking fr nly a few minutes.
Ⅱ.单句改错1.With time ges by, she has frgtten abut the terrible experience.  ___________________________________________________________________________________________2.They have much in cmmn. They are n gd terms with each ther, thugh.   ___________________________________________________________________________________________3.It tk him several days since he made a start n writing ut the play.___________________________________________________________________________________________
With改为As或ges改为ging
much改为 little/nthing
since改为 befre
4.I have n way yet as t what t deal with such a cmplicated situatin. __________________________________________________________________________________________5.Under the help f the cmputer,it is nw easy t deal with and share infrmatin.___________________________________________________________________________________________
Under改为With
Ⅲ.完成句子1. Peple all ver the wrld believe that ________________________a cure fr cancer cmes int being.(befre状语从句) 全世界的人都相信,过不了多久治疗癌症的药就会出现。2. His dream f becming a ftball star faded ut _________________. (as状语从句) 他想当足球明星的梦想随着时间的推移慢慢消退了。3.____________________________,he __________________t mre than 30 cuntries t get his diseases cured. (by the time) 到12 岁为止,他已去过三十多个国家治病。
it wn't be lng befre
as time went by
By the time he was 12
had travelled
4.Sme universities ______________________they have their wn bus systems. (s…that…) 有些大学很大,校园内有自己的公共汽车。 5. Mr Wang, ______________________________________________, is ne f the teachers I lve and respect. (定语从句) 王老师是我喜爱与尊敬的老师之一,在他的帮助下我按时完成了作业。
are s large that
with whse help I finished the wrk n time