選必一Unit1重點句

P2-3：1.Cholerausedtobeoneofthemostfeareddiseasesintheworld.2.However,heneverlosthisdesiretodestroycholeraonceandforall.3.Onetheorywasthatbadaircausedthedisease.4.Itwascorrect,buthestillneededproof.5.Hediscoveredthatintwoparticularstreetsthecholeraoutbreakwassoseverethatmorethan500peoplediedintendays.6.Hewasdeterminedtofindoutwhy.7.Snowbeganbymarkingonamaptheexactplaceswhereallthosewhodiedhadlived.8.Snowsuspectedthatthewaterpumpwastoblame.

9.Itseemsthatthewomanlikedthewaterfromthepumpsomuch

thatshehaditdeliveredtoherhouseeveryday.10.Accordingly,hehadthehandleofthepumpremovedsothatit

couldnotbeused.11.Throughthisintervention,thediseasewasstoppedinitstracks.12.SomecompaniessoldwaterfromtheRiverThamesthatwaspollutedbyrawwaste.13.Thepeoplewhodrankthiswaterweremuchmorelikelytogetcholerathanthosewhodrankpureorboiledwater.14.Fortunately,wenowknowhowtopreventcholera,thanksto

theworkofJohnSnow.15.Forthisreason,Snowisconsideredthefatherofmodernepidemiology.1.霍亂曾是世界上最令人恐懼的疾病之一。2.然而，他始終沒有失去徹底摧毀霍亂的愿望。3.一種理論是，空氣污染引發(fā)疾病。4.它是正確的，但他仍需要證明。5.他發(fā)現(xiàn)在兩條街道上霍亂爆發(fā)尤為嚴重，十天內(nèi)就有500多人死亡。6.他決心查明原因。7.斯諾開始通過在地圖上標出所有死者居住的確切位置。8.斯諾懷疑水泵就是罪魁禍首。9.似乎該婦女非常喜歡從水泵上抽上來的水，每天她都讓人將它送到她家。10.因此，他讓人拆掉了水泵的把手，這樣水泵就用不成了。11.通過這次干預，疾病得到了遏制。12.有些公司出售的水來自于被未處理的廢棄物污染的泰晤士河。13.飲用這種水的人比飲用純凈水或開水的人更可能染上霍亂。14.幸運的是，由于約翰斯諾的努力，我們現(xiàn)在知道了如何預防霍亂。15.因此，斯諾被譽為現(xiàn)代流行病學之父。P7-9:1.PerhapsnootherscientisthashadagreaterimpactonChina'saerospacesciencethanQianXuesen.2.Borninshanghaiin1911,QianattendedschoolsinBeijing.3.Qianmadethedecisiontoswitchhismajortoaviation.4.AfterovercomingsomedifficultiesduringhisfinalfewyearsintheUS,QianreturnedtoChinain1955.5.Nevertheless,Qiandidnotletthatdiscouragehimfromtakingonthechallenge.6.WeChineseareabletomakethesamethingsthatotherpeoplemake.7.UnderQian'sleadership,ChinadevelopedtheDongfengmissiles,

followedbythefirstgenerationofLongMarchrockets.8.In1970,Chinasuccessfullylauncheditsfirstman-madesatellite.9.Qianreadalotandwasextremelyknowledgeable,especiallyintheareaoffrontierscienceresearch.10.However,whatmighthavemadehimsuchanoutstandingandcreativescientistwasprobablyhisstronginterestinotherthings.11.On31October2009,ThewholecountrywassaddenedbyQian'sdeath,andpeoplehonouredandrememberedhimindifferentways.12.Mostpeoplearefamiliarwithimagesofhiminhiswheelchair,unabletomoveandusingacomputertotalk.13.Sincehecamedownwithadiseasewhichcausedhimtolosetheuseofmostofhismuscles,hisworldbecameoneofabstractthought.14.Hewaswillingtosaywhatotherswereafraidtosay,andtodreamofwhatotherswereafraidtodreamabout.1.也許沒有其他科學家比錢學森對中國航天科學的影響更大了。2.錢學森1911年生于杭州，在北京上學。3.錢學森決定將他的專業(yè)改為航空航天。4.在美國的最后幾年期間，他克服了一些困難之后，于1955年回到中國。5.然而，錢學森并沒有讓此事阻止他接受挑戰(zhàn)。6.我們中國人能制造出和其他人制造的一樣東西。7.在錢學森的領導下，中國研制出了“東風"導彈，緊接著又研制出第一代“長征"火箭。8.1970年，中國成功地發(fā)射了它的第一顆人造衛(wèi)星。9.錢學森博覽群書，尤其在前沿科學領域知識極為淵博。10.然而，他之所以能成為一名如此杰出、富有創(chuàng)