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第頁(yè)Unit4NumbersNumbers話題數(shù)字詞匯ancient,times,nearly,invent,calculate,electronic,add,subtract,multiply,divide,percentage,powerful,against,living,amazing,instruction短語(yǔ)句型decimalnumber小數(shù)apairofoddnumbers一對(duì)奇數(shù)atleast至少internationallanguage國(guó)際語(yǔ)言inancienttimes在古代inmanydifferentways用很多不同的方法intens以十為計(jì);十進(jìn)制consistof由…組成;由…構(gòu)成calculatingmachines計(jì)算器so…that…如此…以致于…inaflash一瞬間doacalculation計(jì)算inone’swholelifetime終身livingcomputer活電腦anamazingbrain驚人的頭腦solvetheproblem解決問(wèn)題findtheanswer得出答案(be)madeupof由…組成語(yǔ)法Numerals(數(shù)詞)考點(diǎn)1.ancientadj.veryold;fromatimelongago很久以前的;古老的,古代的【例題】e.g.TheancientChineseworedifferentclothesfromthemodernChinese.中國(guó)古人與現(xiàn)代人穿的衣服完全不同。IfeelprettyancientwhenIseehowtheyoungergenerationbehaves.看到年輕一代的行為舉止,我覺(jué)得我太老了?!就卣埂俊痉戳x】modernadj.現(xiàn)代的;現(xiàn)代化的考點(diǎn)2.times時(shí)代;時(shí)期【例題】e.g.InShakespeare'stimes,notmanypeoplecouldread.在莎士比亞時(shí)代,沒(méi)有多少人認(rèn)識(shí)字?!就卣埂俊窘x】agen.時(shí)代考點(diǎn)3.nearly幾乎,差不多【例句】e.g.I'mnearly16–it’smybirthdaynextweek.我就快16歲了,下個(gè)禮拜是我生日?!就卣埂俊局更c(diǎn)迷津:almost,nearly】?jī)稍~意思均為“幾乎,將近,差不多”,當(dāng)與動(dòng)詞、副詞、形容詞及名詞連用時(shí),意義相近,可互換。e.g.It'snearlysuppertime.=It'salmostsuppertime.快開(kāi)晚飯了。almost可與no,none,never以及nothing等不定代詞連用,而nearly則不可;nearly常用在含有not的否定句中,而almost則不可與not單獨(dú)連用。e.g.There’salmostnowaterleftinthebottle.瓶子里水快沒(méi)了。Itisnotnearlysoprettyasitwasbefore.這兒遠(yuǎn)不及以前漂亮了??键c(diǎn)4.inventv.發(fā)明,創(chuàng)造【例句】e.g.Whoinventedtheplane?誰(shuí)發(fā)明了飛機(jī)?ThomasEdisoninventedtheelectriclight.托馬斯·愛(ài)迪生發(fā)明了電燈?!就卣埂縤nventorn.發(fā)明者;發(fā)明家inventionn.發(fā)明,發(fā)明物TomasEdisonwasoneofthegreatestinventorswhoinventedalotofthingsinhislife.托馬斯·愛(ài)迪生是一生中發(fā)明了許多東西的偉大發(fā)明家之一。His6,000inventionsincludedtheelectriclightbulb,thephonograph,andthemimeographmachine.他的六千項(xiàng)發(fā)明中,包括電燈泡、留聲機(jī)和油印機(jī)。考點(diǎn)5.calculate計(jì)算【例句】e.g.Canyoucalculatehowmuchaholidaywillcost?你能否計(jì)算一下度個(gè)假要花多少錢?【拓展】calculatorn.電子計(jì)算器e.g.Acalculatorisacalculatingmachinewhichhelpspeopletocalculatefasterandmoreaccurately.計(jì)算器是一種幫助人們用來(lái)更加快速、準(zhǔn)確計(jì)算的機(jī)器??键c(diǎn)6.electronic電子的【拓展】e.g.electronictypewriter電子打字機(jī)electronicwatch電子表electronicmusic電子音樂(lè)Don'tuseanelectronicdictionaryinyourEnglishstudy.在你的英語(yǔ)學(xué)習(xí)中不要使用電子詞典??键c(diǎn)7.add加【例句】Ifyouadd4to5,youget9.四加五得九。Addupthesefigures,please.請(qǐng)把這些數(shù)字加起來(lái)?!居亚樘崾尽吭谶M(jìn)行加法的描述時(shí),我們常常說(shuō)4plus3equals/is7,但千萬(wàn)不可用add去代替plus,add是個(gè)動(dòng)詞,而plus是個(gè)介詞。subtract減【例句】Ifyousubtract3from8,youget5.八減去三就得五?!居亚樘崾尽课覀兺瑯右膊荒苡胹ubtract去代替minus。上面這句話我們換種方式說(shuō)就是8minus3equals/ismultiply乘【例句】6multipliedby5is30.6乘5等于30。Ifyoumultiply6by5,youget30.你用5去乘6,得到30。divide除;除盡【例句】30dividedby6is5.30除以6等于5。Ifyoudivide30by6,youget5.如果你把30除以6,就得到5。Threewillnotdivideintoeleven.3除不盡11。考點(diǎn)8.living活著的【例句】Somepeoplesayheisthegreatestlivingwriter.有人說(shuō)他是健在的最偉大作家?!就卣埂俊局更c(diǎn)迷津alive,live和living】(1)通常情況下,alive作表語(yǔ)(bealive),而living一般放在名詞前作定語(yǔ)用。e.g.Thatgreatmanisstillalive.那個(gè)偉人依然活著。alllivingthings一切生物L(fēng)atinisnotalivinglanguage。拉丁語(yǔ)不是現(xiàn)代語(yǔ)言。(2)live也是“有生命的,活著的”之意,但往往指動(dòng)物。e.g.alivefish一條活魚(yú)此外live還有“現(xiàn)場(chǎng)直播”的意思。e.g.aliveshow現(xiàn)場(chǎng)直播的節(jié)目。考點(diǎn)9.amazing令人驚奇的【例句】Whatanamazingembroidery!多么了不起的一幅刺繡作品!It'samazingthatyoucan'trideabike.你不會(huì)騎車可真令人驚訝?!就卣埂縜mazev.使吃驚amazedadj.吃驚的,驚奇的e.g.JackamazedeveryonebypassingtheEnglishexam.杰克通過(guò)英語(yǔ)考試使我們每個(gè)人感到驚訝。Wewereamazedbyhischangeinhisstudy.我們?yōu)樗趯W(xué)習(xí)中的變化而感到吃驚。【友情提示】amaze的形容詞有兩個(gè),一個(gè)是amazed,一個(gè)是amazing,但用法不同,通常人做主語(yǔ)時(shí)用amazed,物作主語(yǔ)時(shí)用amazing。e.g.Itisanamazinggame.這真是一場(chǎng)令人驚奇的比賽。Iamamazedbyhiswords.我對(duì)他的話感到吃驚。語(yǔ)法精講——數(shù)詞基數(shù)詞和序數(shù)詞基數(shù)詞序數(shù)詞基數(shù)詞序數(shù)詞備注onetwothreefourfivesixseveneightnineteneleventwelvefirstsecondthirdfourthfifthsixthseventheighthninthtentheleventhtwelfththirteenfourteenfifteensixteenseventeeneighteennineteentwentyfortyfiftysixtyseventyeightyninetythirteenthfourteenthfifteenthsixteenthseventeentheighteenthnineteenthtwentieththirtiethfortiethfiftiethsixtiethseventietheightiethninetieth基數(shù)詞變序數(shù)詞口訣序數(shù)詞不難記,基數(shù)詞后加上th.遇到ty結(jié)尾詞,y先變i再加e.8少t,9少e.面目全非三二一,ve結(jié)尾五/十二。換成f須仔細(xì)。若是碰到幾十幾,只將個(gè)位改為序。注意:基數(shù)詞主要表示數(shù)量。十位和個(gè)位之間須用連字符號(hào),百位數(shù)和十位數(shù)之間要用and。如:31-thirty-one序數(shù)詞主要表示順序,前面常用定冠詞。注意第一,第二,第三,第五,第八,第九,第十二等。第21-29,31-……91-99的序數(shù)詞形式,只變個(gè)位數(shù),而十位數(shù)則用基數(shù)詞,若是多位的基數(shù)詞變?yōu)樾驍?shù)詞,只需將末位數(shù)字變成序數(shù)詞,前面的數(shù)詞不變,當(dāng)序數(shù)詞用阿拉伯?dāng)?shù)字表示時(shí),必須在該數(shù)字之后加上序數(shù)詞的最后兩個(gè)字母。如:第31-thirty-first.百以上的序數(shù)詞表示方法;hundred-hundredth,thousand-thousandth.千以上的數(shù)字讀法:從后面往前每三位數(shù)字作為一個(gè)單位,用逗號(hào)分開(kāi)。第一個(gè)逗號(hào)讀作thousand,第二個(gè)“,”讀作million。另外,“萬(wàn)”用tenthousand,“十萬(wàn)”用ahundredthousand表示,billion在美國(guó)為十億,英國(guó)的十億是onethousandmillion。二:年份&日期&時(shí)刻&編號(hào)的表示法類別說(shuō)明例詞讀法年份表示在某年用介詞in+數(shù)字,讀時(shí)每?jī)蓚€(gè)數(shù)字為一組以區(qū)別于整數(shù)。in1987in1056in2000innineteeneighty-sevenintenfifty-sixintwothousand月份表示在某月用in+月份,月份的首字母要大寫(xiě),其縮寫(xiě)形式為這個(gè)詞的前三個(gè)字母。inApril(Apr.)inMarch(Mar.)日期其順序是:月日(年),月年。有日時(shí)用介詞on,無(wú)日則用in,在月(日)與年之間用逗號(hào)分開(kāi)。theyear776BC(公元前776年)onJanuary16inMay,2010onJuly1,1921onJanuarythesixteenthinMay,twentytenonJulythefirst,nineteentwenty-one年代世紀(jì)表示“幾十年代”或“幾十歲”時(shí),用十的倍數(shù)的基數(shù)詞的復(fù)數(shù),其前用in,且年代前用the。inthe1990sinhisfiftiesinthenineteennineties幾點(diǎn)鐘“在幾點(diǎn)”用介詞at+數(shù)字,o’clock可省略,如區(qū)分上下午,可在時(shí)間后加a.m.或p.m.at10:30at4p.m.atteno’clockatfourp.m.幾點(diǎn)幾分正讀法:先讀小時(shí),再讀分鐘,倒讀法:前半小時(shí)為‘分鐘數(shù)+past+點(diǎn)鐘數(shù)’,30分鐘用half,15分鐘用aquarter,后半小時(shí)為‘60-分鐘數(shù)+to+未來(lái)的點(diǎn)鐘數(shù)’at2:40at6:05at12:45attwothirty/halfpasttwoatsixfive/fivepastsixattwelveforty-five/aquartertoone編號(hào)一般編碼用“名詞+基數(shù)詞”表示,強(qiáng)調(diào)“編號(hào)”,用“序數(shù)詞+名詞”著重“順序”。其讀法為“見(jiàn)幾讀幾”,連續(xù)重復(fù)出現(xiàn)的數(shù)可用double,零可用0或zero。郵政編碼:510640Room502Class2,Grade5Part5BusNo.16Roomfive0twoClasstwo,GradefivePartFiveBusnumbersixteen特殊數(shù)字的表示及讀法舉例/分類規(guī)則例詞讀法小數(shù)小數(shù)以基數(shù)詞加熊啊書(shū)店表示,點(diǎn)讀point,其前按數(shù)詞規(guī)則讀,其后的數(shù)一個(gè)個(gè)地讀。0.35.61zero/naughtpointthreefivepointsixone分?jǐn)?shù)分?jǐn)?shù)由基數(shù)詞作分子,序數(shù)詞作分母構(gòu)成,分子大于1時(shí),分母序數(shù)詞都要用復(fù)數(shù)1/21/43/43/202a/onehalfa/onequarter,one-fourththree-fourths/three-quartersthree-twentiethstwoandfour-fifths百分?jǐn)?shù)%讀percent,百分?jǐn)?shù)還可分開(kāi)寫(xiě)percent.45%forty-fivepercent大約數(shù)“正好”用exactly,clearly,precisely,大約用“about,nearly,some,towards,moreorless+數(shù)字”或less放在后面,還可用somethinglike,intheneighborhoodof,aday/week/month/yearortwo,“總共”用inall,total.大約1000人大約1小時(shí)50以上不到3010天左右40上下大約100畝地about/almost1000peopleabout/almostanhourmorethan/over/above50lessthan/under/below30sometendays/tendaysorsofortymoreorless/aboutfortyintheneighborhoodofahundredacresofland倍數(shù)一倍once,兩倍twice,三倍threetimesA比B大(高,長(zhǎng),寬)6倍增加了2倍=增至3倍=為Aissixtimesbigger/higher/broader/longer/widerthanB.=Aissixtimesasbig/highasB.CisthreetimeslessthanD.一些數(shù)學(xué)公式的表示法A+B=?A-B=?A×B=?A÷B=?3+6=99-3=63×9=279÷3=3A>BA<BA≠BA≈BHowmuchisAplusB?HowmuchisAminusB?HowmuchisAtimesB?HowmuchisAdividedbyB?3plus/and6is9.9minus3is6.3from9is6.Threetimesnineistwenty-seven.Ninedividedbythreeisthree.AismorethanB.AislessthanB.AisnotequaltoB.AapproximatelyequalsB.注意一些數(shù)詞習(xí)慣表達(dá):tentoone十有八九sixesandsevens亂七八糟twosandthrees三三兩兩aone-eyedcat獨(dú)眼貓atwo-dayholiday連天的假期athree-legedchair三條腿的椅子比例表示法:Oneineightjoinedtheclub.八分之一的人參加了這個(gè)俱樂(lè)部。Oneinahundredsurvivedtheearthquake.百分之一的人在這次地震中活了下來(lái)。數(shù)詞的其他用法1.數(shù)量增加的表示及譯法increase(rise,grow,goup...)表示數(shù)量的增加increase(rise...)3times增加2倍increase(rise...)by15%增長(zhǎng)15%6timesasmuchas...6倍那么多,多5倍halfaslongas...一般那么長(zhǎng)30percentasheavyas...百分之三十那么重onefourthasgreatas...四分之一那么大2.數(shù)量減少的表示及譯法reduceto15%降到15%,減少85%reduceby20%減少20%fall/dropby10%下降10%fifteenpercentdiscount八五折thirtypercentdiscount七折3.年齡的表示法1)他8歲。Heiseightyearsold./Heisaneight-year-oldboy.2)大概年齡表示法:他父親60多歲去世的。A.Hisfatherdiedinhissixties.B.Sheisstillinherfifties.她才50多歲。C.Heisinhisearlythirties.他30歲出頭。D.Sheisabout/aroundforty.她40歲左右。E.Heiscloseto70.他快70歲了。F.Sheisalmost80.她差不多80了。十幾歲(從13-19歲)的說(shuō)法:inhisteens十幾歲inhisearlyteens十三四歲“不滿歲”的表示法:Heisjustundertwenty.他還不到20歲Mymotheristwoyearsoffsixty.再過(guò)兩年我媽就60歲了。Heisgoingoneightyyearsold.他年近80歲。Shewillbe18yearsoldnextweek.下周她就18歲了。年歲的其他表示法:成年beofage,未成年beunderage,年邁befarinyears已到上學(xué)年齡beofschoolage,超齡beoverage使用英語(yǔ)數(shù)詞和阿拉伯?dāng)?shù)字注意事項(xiàng)使用數(shù)字時(shí),應(yīng)該遵循以下原則:A.10以下的數(shù)用英語(yǔ)數(shù)詞,100以上的數(shù)用阿拉伯?dāng)?shù)字。B.10-100之間的數(shù)用英語(yǔ)數(shù)詞或阿拉伯?dāng)?shù)字均可。根據(jù)音標(biāo)寫(xiě)單詞8AU4Vocabulary(牛津)單詞音標(biāo)詞性中文[d?'va?d]v.除以[d?'gri?]n.度數(shù)[?'spe?(?)l?]adv.非常['k?lkj?le?t]v.計(jì)算[bre?n]n.腦[pɑ?t]n.部分['l??gw?d?]n.預(yù)言['n??l?]adv.幾乎['s?st?m]n.系統(tǒng)[?n'vent]v.發(fā)明[d?'vel?p]v.發(fā)展[?n'ven?(?)n]n.發(fā)明['?b?k?s]n.算盤(pán)['?kj?r?t]a.正確的[??lek?tr?n?k]a.電子的['k?lkj?le?t?]n.計(jì)算器[s?b'tr?kt]v.減去['m?lt?pla?]v.乘以[p?'sent?d?]n.百分率['pa??f?l]a.強(qiáng)有力的[k?lkj?'le??(?)n]n.計(jì)算[h??l]a.整體的['la?fta?m]n.一生[?'genst]a.與…相比['l?v??]a.活著的['hju?m?n]a.人的['f?l????]a.下列的[?'me?z??]a.令人驚奇的[s?lv]v.解決['la?tn??]n.閃電['pr??gr?m]n.編寫(xiě)程序['pa??]n.能量[k?m'pli?t]v.使完整[t?ek]v.檢查【答案】divide degree especially calculate brain part language nearlysystem invent develop invention abacus accurate electronic calculatorsubtract multiply percentage powerful calculation whole lifetimeagainst living human following amazing solve lightning programpower complete check詞匯語(yǔ)法復(fù)習(xí)(1)8AU4詞性轉(zhuǎn)換整理1v.計(jì)算n.計(jì)算機(jī)n.計(jì)算adj.計(jì)算的【答案】calculate calculator calculation calculating2n.部分adv.部分地【答案】part partly3v.發(fā)明n.發(fā)明家n.發(fā)明物【答案】invent inventor invention4v.發(fā)展,壯大adj.發(fā)達(dá)的adj.發(fā)展中n.發(fā)展【答案】develop developed developing development6n.能量adj.有能量的【答案】power powerful7adj.活著的adj.活的v.住n.生活【答案】living alive live life8v.跟著的adj.下列的【答案】follow following10v./adj.完成,完整的adv.完整地【答案】complete completely(2)8AU4課內(nèi)知識(shí)點(diǎn)根據(jù)中文翻譯英文。1. divide v. 除以E.g. 1) 15___________by5is3.15除以5等于3.Ifyou____________15by3,youget5.如果你把15除以3就得到5.【答案】1)divided 2)divide2. degree n. 度數(shù)E.g. 1) Waterfreezesat__________________Celsius.水在零攝氏度結(jié)冰。Arightangleis90___________.直角為90度角。Mybrotherhasgotadoctor’s___________.我哥哥擁有博士學(xué)位?!敬鸢浮?)zerodegrees 2)degrees 3)degreeespecially adv. 十分,非常E.g. 1) Hehasbeen__________busythisweek.他這星期特別忙。Ilikethecountry,__________inspring.我喜歡鄉(xiāng)村,尤其在春天?!敬鸢浮?)especially 2)especiallynearly adv. 幾乎,差不多E.g. 1) I’m__________16,it’smybirthdaynextFriday.我快16歲了,下周五就是我的生日。It’s_________lunchtime.=It’s__________lunchtime.快到吃午飯的時(shí)間了。Thereis____________________waterleftinthebottle.瓶子里快沒(méi)水了。4) Itis___________________soprettyasitwasbefore.它遠(yuǎn)不及以前漂亮了?!敬鸢浮?)nearly 2)nearly,almost 3)almostno 4)notnearly5. system n. 系統(tǒng)E.g. 1) Ipreferthis__________ofteachingEnglish.我更喜歡這一套英語(yǔ)教學(xué)體系。Theyaredevisingaroad___________.他們?cè)谠O(shè)計(jì)道路系統(tǒng)。【答案】1)system 2)system6. develop v. 發(fā)展,壯大E.g. 1) Somechildren__________moreslowlythanothers.有的兒童比其他兒童發(fā)育得慢。Columbus____________thenewland,NorthAmerica.哥倫布發(fā)現(xiàn)了北美新大陸。TheancientChinesepeople__________thecompass.古代中國(guó)人發(fā)明了指南針。TheIndians__________thenumber‘0’,and__________the1to9numbersystem.印度人發(fā)明了數(shù)字0,從而發(fā)展了1至9這個(gè)數(shù)字系統(tǒng)?!敬鸢浮?)develop 2)discovered 3)invented 4)invented,developed7. powerful adj. 強(qiáng)有力的E.g. 1) Thecarhasavery__________engine.這部車有一個(gè)強(qiáng)勁的引擎。2) Thepresidentisvery___________.總統(tǒng)享有很大的權(quán)力。【答案】1)powerful 2)powerful8. whole adj. 整體的,全部的E.g. 1) Sheate_______________________cake.她一個(gè)人吃了整個(gè)蛋糕。WearegoingtostayinSpainfora___________month.我們打算去西班牙呆一個(gè)月。Theplayisverygood______________________________.這部戲劇整體上看很不錯(cuò)。Theweatherthismonthhasbeengood___________________________.這個(gè)月的天氣總體上是好的。【答案】1)thewhole 2)whole 3)asawhole 4)onthewhole9. against prep. 與……相比E.g. 1) Youmustweighthebenefits_________thecost.你一定要權(quán)衡利益與成本。2) Theyplayedafootballmatch_________ateamfromanothervillage.他們跟另一個(gè)村的足球隊(duì)比賽。3) Manypeopleare__________theplan.很多人都反對(duì)這個(gè)計(jì)劃。Haveyouhadaninjection_________thedisease?你注射過(guò)這種疾病的預(yù)防針了嗎?Putthecupboard__________thewall.把這個(gè)壁櫥挨著墻擺放。【答案】1)against 2)against 3)against 4)against 5)against10. living adj. 活著的E.g. 1) Somepeoplesayheisthegreatest_________writer.有人說(shuō)他是健在的最偉大的作家。2) Thatgreatmanisstill___________.那個(gè)偉人依然健在。3) Allthe__________thingsneedairandwater.所有的生物都需要空氣和水?!敬鸢浮?)living 2)alive 3)living11. human adj. 人類E.g. 1) Thefirecausedaterriblelossof__________life.這場(chǎng)火災(zāi)奪走了許多人的生命。A__________skeletonwasfoundbythebuildingworkers.建筑工人發(fā)現(xiàn)了一具人類骸骨?!敬鸢浮?)human 2)human12. following adj. 下列的E.g. 1) Pleaseanswerthe__________questions.請(qǐng)回答下列問(wèn)題。IcamebackfromholidayonSundayandwenttoworkonthe_________day.我星期天度假回來(lái),第二天就上班了。3) Spring__________winter.冬去春來(lái)。4) Idon’tquite__________you.我不太明白你的意思?!敬鸢浮?)following 2)following 3)follows 4)follow13. amazing adj. 令人驚奇的E.g. 1) Whatan_________painting!多么令不起的一幅畫(huà)!2) Yourletter_________me.你的信令我驚訝。3) Hewas__________atwhathesaw.對(duì)看到的情形,他驚訝不已?!敬鸢浮?)amazing 2)amazed 3)amazed14. complete v. 使完整E.g 1) Canyou___________thestorybyyourself?你能夠獨(dú)立把這個(gè)故事寫(xiě)完整嗎?He____________________hishomework.他已經(jīng)完成了家庭作業(yè)。Isthisa____________list?這是一份完整的清單嗎?【答案】1)complete 2)hascompleted 3)completeKeyphrasesandsentences.1....becauseitmadeiteasiertowritebignumbersandtocalculate.……因?yàn)樗?0)使得大數(shù)字的書(shū)寫(xiě)和計(jì)算更加容易。(1)becauseconj.因?yàn)閑.g.Iwasangrybecausehewaslate.因?yàn)樗t到了,所以我生氣?!局更c(diǎn)迷津】because,since,as,for都是表示“原因”的連詞。以上連詞的語(yǔ)氣由強(qiáng)至弱依次為becausesinceasfor;其中because,since,as為從屬連詞,引導(dǎo)原因狀語(yǔ)從句;for為并列連詞,連接兩個(gè)并列句。①Because“因?yàn)?,表示直接原因,回答why的提問(wèn),一般放在主句之后,可單獨(dú)存在。e.g.-Whydon'tyoubuyit?為什么你不買它?-BecauseIdon'thaveenoughmoneywithme.因?yàn)槲覜](méi)有帶足夠的錢。Westayedathomebecauseitrained.下雨了,所以我們待在家里。②since“因?yàn)?,既然”,?cè)重主句,從句表示顯然的或已知的理由。e.g.Sinceeveryoneishere,let'sbegin.既然大家都到齊了,我們開(kāi)始吧。③as“由于,鑒于”,主從句并重,從句說(shuō)明原因,主句說(shuō)明結(jié)果,為常用詞。e.g.Asitwaslate,Imusthurryup.由于晚了,我得快點(diǎn)。④for“因?yàn)?,由于”,表明附加或推斷的理由,其前常有逗?hào),for及其后的句子不放在句首。e.g.Hemustbeill,forheisn'theretoday.他一定是病了,因?yàn)榻裉焖麤](méi)來(lái)?!居亚樘崾尽俊耙?yàn)椤浴钡挠h不同習(xí)慣:because和so與although和but用法相同,都不可連在一起使用,只能用其中一個(gè),這一點(diǎn)和漢語(yǔ)不同,使用時(shí)一定要注意兩種語(yǔ)言的不同習(xí)慣。因?yàn)樗×?,所以他沒(méi)來(lái)上學(xué)。[誤]Becausehewasill,sohedidn'tcometoschool.[正]Becausehewasill,hedidn'tcometoschool.[正]Hewasill,sohedidn'tcometoschool.(2)makeit+adj.+todosth.使得做某事變得……e.g.Theelectronicdictionarymakesitquickertolookupanewword.電子詞典使我們查閱生詞更迅速。2.Abacusesaresofastandaccuratethatpeoplestillusethemtoday.算盤(pán)(計(jì)算起來(lái))是如此的快速和精確,因此人們至今還在使用它們。so…that…“如此……以至于”,引導(dǎo)結(jié)果狀語(yǔ)從句,so后接形容詞或副詞,that后面接從句。e.g.TheboxissoheavythatIcan'tcarryit.這個(gè)箱子如此的重以至于我抬不動(dòng)它。Herunssofastthathisclassmatescan'tcatchupwithhim.他跑得如此快以至于他的同學(xué)都趕不上他?!居亚樘崾尽慨?dāng)that后面的從句為否定句時(shí),可以用too…to改寫(xiě)為簡(jiǎn)單句,當(dāng)that后面的從句為肯定句時(shí),可以用enoughto改寫(xiě)為簡(jiǎn)單句。e.g.Heissoyoungthathecan'tgotoschool.=Heistooyoungtogotoschool.他太小了,還不能去上學(xué)。Heissotallthathecanreachtheapplesonthetree.=Heistallenoughtoreachtheapplesonthetree.他很高能夠得到樹(shù)上的蘋(píng)果。so后面有單數(shù)名詞時(shí)可用such...that…進(jìn)行改寫(xiě)。e.g.Heissotallamanthathecanalmostreachtheceiling.=Heissuchatallmanthathecanalmostreachtheceiling.他個(gè)子這么高,幾乎夠得著天花板?!局R(shí)拓展】sothat的用法(1)sothat以便;目的是。引導(dǎo)目的狀語(yǔ)從句e.g.Ourteacherspokeloudlysothateveryonecouldhearhim.我們的老師大聲講課以便每個(gè)人都能聽(tīng)到。Sothat常與may,can等詞連用,從句前無(wú)逗號(hào)。e.g.IhiredaboatsothatIcouldgofishing.我租了一條船,為的是可以去釣魚(yú)。Heworkedhardinorderthat/sothathecouldsucceed.=Heworkedhardinorderto/soastosucceed.他努力工作,為的是成功。(2)sothat還可引導(dǎo)結(jié)果狀語(yǔ)從句,從句前可用逗號(hào)與主句隔開(kāi),意為“因?yàn)椤薄.g.Thebusbrokedown,sothatwehadtowalk.公共汽車拋錨了,因此我們必須步行。3.Isahumanbrainamorepowerfulcalculatorthanacomputer?人腦是比計(jì)算機(jī)更強(qiáng)大的計(jì)算器嗎?(1)more+adj.+than…e.g.Isthissnakemoredangerousthanthatone?這條蛇比那一條更危險(xiǎn)嗎?(2)more+n.+than…e.g.TherearemorestudentsinClass3thanthoseinClass2.三班的學(xué)生比二班的多。4.Ifitisnotpowerfulenough,youwillfindtheansweronpage67.如果它(你的大腦)不夠強(qiáng)大的話,請(qǐng)看第67頁(yè)上的答案。主句為一般將來(lái)時(shí),以if引導(dǎo)的條件狀語(yǔ)從句,則用一般現(xiàn)在時(shí)。e.g.IfIamfreetomorrow,Iwillseemyuncle.如果明天我有空,我要去看我叔叔。Ifitdoesn’train,wewillgoswimming.如果不下雨,我們將去游泳。PracticePractice一、閱讀單選Bigdata(數(shù)據(jù))isalotofsetsofinformationthatareputtogethersotheycanbeusedbyacomputerprogram.Thecomputerprogramlooksfordifferentkindsofpatternsinthedata.Bigdataincludesinformationcollectedfrommanysources(來(lái)源),suchasinformationfromschools,socialmediasite,companiesandgovernments.Onesetofdatamayincludepeople’snamesandaddresses.Anothersetcanhavewhattheylike,wheretheygotoschool,andhowmuchtimetheyspendonthecomputer.Bigdatacanbeusedinmanyways.Thegovernmentusesittounderstandhowmanypeopletravelonbusesortrains.Thisinformationisthenusedtomakebusortrainsystemsbetter.Someschoolsusebigdatatounderstandwhichchildrenmayneedextrahelpinclass.Theteachercanthengivecertainstudentsmorehelporsupportsotheycansucceedinschool.Companiesusebigdata,too.Ithelpsthemunderstandwhobuystheirproducts.Forexample,onecompanyusesweatherdatatoseewhenpeopleeatthemosticecream.Bigdatacanbeusedforgoodreasons.Somehospitalsusebigdatatopredict(預(yù)測(cè))ifababywhoisborntooearlywillgetsick.Thehospitalcanthentakeextrastepstotakecareofthatbabysoheorshedoesnotgetsick.Bigdatacanalsobeusedforbadreasons.Itcanbeusedtopredictwhichkindsofpeoplearelikelytobreakthelaworhurtothers,eveniftheyhavenotdoneanythingwrongyet.Howcanbigdatabeusedbothforgoodandbadthings?Itisbecausethecomputerprogramsarewrittenbypeople.Howpeoplethinkwilldecidehowtheyusethedate.Peoplethinkinacertainwayandtheybuildmodelsbasedontheirideas.Thesemodelswilldecidehowcomputerprogramslookatthedata.Goodideasarehelpfulforpeopleandbusinesseswhilebadideascancauseproblemsforcertaingroupsofpeople.1.Whatkindofinformationmaybeincludedinbigdata?①people’snames
②people’saddresses
③people’shobbies④people’sschools
⑤people’sshoppinghabits
⑥people’stravellinghabitsA.①②③ B.①②③④ C.①②③⑤⑥ D.①②③④⑤⑥2.HowdoesthewritershowhisideasinParagraph2?A.Byshowingnumbers. B.Bygivingexamples.C.Bytellingstories. D.Bymakingcomparisons.3.Whatdoestheunderlined“they”inParagraph3referto?A.Studentsatschool B.StudentswhoneedmorehelpthanothersC.Teacherswhogivesupporttostudents D.Childrenwhosucceedinschool4.Whycanbigdatabeusedforbothgoodandbadreasons?A.Becausebigdatacanhelptakecareofbabiesaswellaspredictwhoisgoingtohurtothers.B.Becausesomeprogramsaregoodforpeoplewhilesomearebad.C.Becausetheinformationincludedinbigdatacomesfromdifferentplaces.D.Becausethepeoplewhowritecomputerprogramshavedifferentwaysofthinking.5.Whatisthebesttitleforthepassage?A.Bigdata,goodorbad? B.FactsaboutbigdataC.Bigdata—besthelper D.Peoplebehindbigdata【答案】1.D2.B3.B4.D5.B【分析】本文主要介紹了大數(shù)據(jù)就是將很多信息放在一起,可以供計(jì)算機(jī)程序使用。短文中列舉了很多使用大數(shù)據(jù)的方式,既有好的方面,也有不好的。1.細(xì)節(jié)理解題。根據(jù)“Onesetofdatamayincludepeople’snamesandaddresses.Anothersetcanhavewhattheylike,wheretheygotoschool,andhowmuchtimetheyspendonthecomputer”以及第二段可知,包括人們的姓名和地址,人們喜歡什么,他們?cè)谀睦锷蠈W(xué),他們?cè)陔娔X上花了多少時(shí)間,還有購(gòu)物和旅游愛(ài)好,故選D。2.推理判斷題。根據(jù)“Forexample,onecompanyusesweatherdatatoseewhenpeopleeatthemosticecream”可知,通過(guò)舉例的方式來(lái)表達(dá)作者的觀點(diǎn),故選B。3.詞義猜測(cè)題。根據(jù)“Theteachercanthengivecertainstudentsmorehelporsupportsotheycansucceedinschool.”可知,老師可以給某些學(xué)生更多的幫助或支持,這樣他們就能在學(xué)校取得成功,所以they指代“需要更多幫助的那些學(xué)生”,故選B。4.細(xì)節(jié)理解題。根據(jù)“Howcanbigdatabeusedbothforgoodandbadthings?Itisbecausethecomputerprogramsarewrittenbypeople”可知,因?yàn)榫帉?xiě)計(jì)算機(jī)程序的人有不同的思維方式,故選D。5.最佳標(biāo)題題。通讀全文可知,本文主要講了大數(shù)據(jù)的概念及大數(shù)據(jù)的使用,也列舉了大數(shù)據(jù)的方式,既有好的方面,也有不好的,所以B選項(xiàng)“關(guān)于大數(shù)據(jù)的事實(shí)”符合本文標(biāo)題,故選B。二、完形填空Fromthefirstdaythatmenbegantostudynumbersindailylife,somenumbershavebeenthoughttobelucky,whileothersareconsideredunlucky.Andit’snotjustWesternculturethathasdonethis.CulturesinJapan,China,India,andAfricahavedonethesamething,butfordifferentreasons.Let’stakealookatsomecommonlyknownluckyandunluckynumberstoseewhytheyarelovedorhated.Everyoneknowsthat“7”islucky.But6?Therootofmostluckynumberscanbefoundinreligion.God,forexample,issaidtohavecreatedtheworldin7days.Untilthe1800s,thereweresevenknownplanetsinthesolarsystem(太陽(yáng)系).Seveniseventheusualnumberofspotsonaladybugandladybugsareconsideredgoodluckthemselves.“4”meansbadluckinAsia.Forexample,the7of“4”inChineseisverysimilartotheword“death”.Andbecauseofthis,“4”hasbeenconsideredbadluckinChina.“666”isa8number.ItisextremelybadluckinWesternculturebutverygoodluckinmanyAsiancountries.9theChristianBible(圣經(jīng)),thenumber666meansSatan(撒旦,魔鬼).ItmightbethemostavoidednumberinWesternculture.Forexample,thereusedtobeUSHighway666inNewMexico,butin2003itwaschangedtoUSHighway491becausethegovernmentwasafraidthatthenumberwouldscaretouristsaway.AnotherexampleisthatRonaldReagan,40thPresidentoftheUnitedStates,changedthe10666St.CloudRoad,BelAirto668St.CloudRoad,BelAirbeforemovingin.ButinAsia,peoplelove“666”becauseit11“thingsgoingsmoothly”,andisconsideredtobeverylucky.6.A.when B.how C.why D.where7.A.meaning B.pronunciation C.spelling D.writing8.A.different B.boring C.difficult D.interesting9.A.Becauseof B.Accordingto C.Thanksto D.Withthehelpof10.A.a(chǎn)ddress B.road C.phonenumber D.location11.A.soundslike B.lookslike C.feelslike D.seemslike【答案】6.C7.B8.A9.B10.A11.A【導(dǎo)語(yǔ)】文章主要介紹了在不同文化中一些常見(jiàn)的吉利數(shù)字和不吉利數(shù)字,以及它們被人們喜歡或討厭的原因。6.句意:但為什么呢?when什么時(shí)候;how如何,怎樣;why為什么;where哪里。根據(jù)“Therootofmostluckynumberscanbefoundinreligion...”可知,后面在陳述原因。故選C。7.句意:例如,中文中“4”的發(fā)音與“死”非常相似。meaning意思;pronunciation發(fā)音;spelling拼寫(xiě);writing寫(xiě)。根據(jù)“of‘4’inChineseisverysimilartotheword‘death’”和常識(shí)可知,中文中“4”的發(fā)音與“死”很相似。故選B。8.句意:“666”是一個(gè)不同的數(shù)字。different不同的;boring無(wú)聊的;difficult困難的;interesting有趣的。根據(jù)“a”可知,其后應(yīng)接以輔音音素開(kāi)頭的單詞,排除選項(xiàng)D。根據(jù)“ItisextremelybadluckinWesternculturebutverygoodluckinmanyAsiancountries”可知,它是一個(gè)不同的數(shù)字。故選A。9.句意:依據(jù)《圣經(jīng)》,數(shù)字666代表撒旦。Becauseof因?yàn)椋籄ccordingto依據(jù),根據(jù);Thanksto多虧;Withthehelpof在……的幫助下。根據(jù)“theChristianBible(圣經(jīng)),thenumber666meansSatan(撒旦,魔鬼)”可知,是依據(jù)《圣經(jīng)》中的描述。故選B。10.句意:另一個(gè)例子是,美國(guó)第40任總統(tǒng)羅納德·里根在搬進(jìn)來(lái)之前,將地址從貝萊爾圣云路666號(hào)改為貝萊爾圣云路668號(hào)。address地址;road路;phonenumber電話號(hào)碼;location位置。根據(jù)“666St.CloudRoad,BelAirto668St.CloudRoad,BelAirbeforemovingin”可知,是搬進(jìn)來(lái)之前,改了地址。故選A。11.句意:但在亞洲,人們喜歡“666”,因?yàn)樗?tīng)起來(lái)像“一切順利”,被認(rèn)為是非常幸運(yùn)的。soundslike聽(tīng)起來(lái)像;lookslike看起來(lái)像;feelslike感覺(jué)像;seemslike好像。根據(jù)“‘thingsgoingsmoothly’”可知,“666”是聽(tīng)起來(lái)像一切進(jìn)展順利。故選A。三、短文首字母填空閱讀短文,根據(jù)短文內(nèi)容及首字母提示,在空白處填入一個(gè)適當(dāng)?shù)膯卧~。ThecomputerandtheInternethavebecomepartofteens’life.ThenumberofteenInternetusersinChinaisgrowingb12,upto253million.Thenumbershowsagreatincrease(增長(zhǎng))inInternetusersinChinao13thepastfewyears,especiallyamongteenagers.AndChinabecomesalargemarketforInternetb14.Anewsurvey(調(diào)查)showsthatChineseteensshowgreati15inonlineactivities.Theyseemnottoknowthats16toomuchtimebeforeacomputerscreenisbadfortheirhealth.Accordingtothesurvey,42.6%ofteenshavebuilttheiro17webblogs.Morethanhalfenjoyc18onlinewithfriendsand10.6%ofteensplayInternetgames.Itisap19thatonly6%usetheInternettogetinformationfortheirlearningprojects!Also,thesurveyfindsthattheteenshavedifferentfavouritep20tousetheInternet.Forteensintowns,35%chooseInternetbarsasamainplacetogoonline.Forthoselivinginlargecities,76%usehomecomputers.Toomuchtimeonlinecertainlyl21toproblemsfortheiryounglife.Shouldteensthinkmoreaboutwhatrole(角色)acomputerplays?【答案】12.(b)igger13.(o)ver14.(b)usiness15.(i)nterest16.(s)pending17.(o)wn18.(c)hatting19.(p)ity20.(p)laces21.(l)eads【分析】這篇短文主要講述了越來(lái)越多的青少年使用互聯(lián)網(wǎng),他們對(duì)互聯(lián)網(wǎng)很感興趣,但長(zhǎng)時(shí)間使用互聯(lián)網(wǎng)對(duì)他們的身體有害。12.句意:中國(guó)青少年網(wǎng)民的數(shù)量正在增長(zhǎng),達(dá)到2.53億。根據(jù)“upto253million”可知,此處是青少年數(shù)量變得更大,big是形容詞,更大的,此處用比較級(jí)。故填(b)igger。13.句意:這個(gè)數(shù)字表明,在過(guò)去的幾年中,中國(guó)的互聯(lián)網(wǎng)用戶,尤其是青少年互聯(lián)網(wǎng)用戶,大幅增加。根據(jù)“thepastfewyears”可知,此處是overthepastfewyears“在過(guò)去的幾年里”。故填(o)ver。14.句意:中國(guó)成為互聯(lián)網(wǎng)業(yè)務(wù)的一個(gè)大市場(chǎng)。根據(jù)“AndChinabecomesalargemarket”可知,此處是互聯(lián)網(wǎng)業(yè)務(wù),business是名詞,生意,商業(yè)。故填(b)usiness。15.句意:新調(diào)查表明中國(guó)青少年對(duì)網(wǎng)絡(luò)活動(dòng)表現(xiàn)出極大的興趣。根據(jù)上文“Thenumbershowsagreatincrease(增長(zhǎng))inInternetusersinChinaoverthepastfewyears,especiallyamongteenagers”可知,中國(guó)青少年互聯(lián)網(wǎng)用戶大幅增加,說(shuō)明他們對(duì)在線活動(dòng)很感興趣,showgreatinterestin“對(duì)……表現(xiàn)出極大的興趣”。show是動(dòng)詞,展示,后加名詞,interest是名詞,興趣。故填(i)nterest。16.句意:他們似乎不知道花太多時(shí)間在電腦屏幕前對(duì)他們的健康有害。根據(jù)“toomuchtimebeforeacomputerscreenisbadfortheirhealth”可知,在電腦屏幕前花費(fèi)太多時(shí)間對(duì)健康有害,spend是動(dòng)詞,花費(fèi),此處是動(dòng)名詞作主語(yǔ),動(dòng)名詞是spending。故填(s)pending。17.句意:根據(jù)調(diào)查,42.6%的青少年建立了自己的網(wǎng)絡(luò)博客。根據(jù)“their...webblogs”可知,是他們自己的博客;one’sown+名詞,表示“某人自己的……”。故填(o)wn。18.句意:超過(guò)一半的青少年喜歡與朋友在線聊天,10.6%的青少年玩網(wǎng)絡(luò)游戲。enjoydoingsth.“享受做某事”,chatwithsb.“和某人聊天”,chat的動(dòng)名詞是chatting。故填(c)hatting。19.句意:遺憾的是,只有6%的學(xué)生使用互聯(lián)網(wǎng)為他們的學(xué)習(xí)項(xiàng)目獲取信息!根據(jù)“only6%usetheInternettogetinformationfortheirlearningprojects”可知,只有極少數(shù)學(xué)生使用互聯(lián)網(wǎng)是為了他們的學(xué)習(xí),因此作者表示很遺憾;Itisapitythat+從句,“……是遺憾的”,is后加形容詞,pity是形容詞,遺憾的。故填(p)ity。20.句意:此外,調(diào)查發(fā)現(xiàn),青少年有不同的而且是最喜歡的地方去使用互聯(lián)網(wǎng)。根據(jù)下文“Forteensintowns,35%chooseInternetbarsasamainplacetogoonline.Forthoselivinginlargecities,76%usehomecomputers.”可知,此處是使用網(wǎng)絡(luò)的不同的地方,place是名詞,地方,different+名詞復(fù)數(shù),表示某人最喜歡的……。故填(p)laces。21.句意:長(zhǎng)時(shí)間上網(wǎng)肯定會(huì)給他們年輕的生活帶來(lái)問(wèn)題。根據(jù)“problemsfortheiryounglife.”可知,此處是給他們的年輕生活帶來(lái)問(wèn)題,短語(yǔ)leadto…“導(dǎo)致……”,主語(yǔ)“toomuchtimeonline”是第三人稱單數(shù),所以謂語(yǔ)動(dòng)詞用第三人稱單數(shù)形式。故填(l)eads。四、閱讀回答問(wèn)題Haveyouevercountedthenumberofdigits(數(shù)字)inyourmobilephonenumber?Yournumberhas11digits.Youmaysometimesfindithardtorememberyournumber.That'sbecauseChinahasthelongestmobilephonenumbersintheworld.Whyisthat?The11digitscanbedividedintothreeparts.Eachparthasadifferentmeaning.Thefirstthreenumberstellyouwhichmobilep
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