名校版 高考英語綜合訓(xùn)練題含答案ff_第1頁
名校版 高考英語綜合訓(xùn)練題含答案ff_第2頁
名校版 高考英語綜合訓(xùn)練題含答案ff_第3頁
名校版 高考英語綜合訓(xùn)練題含答案ff_第4頁
名校版 高考英語綜合訓(xùn)練題含答案ff_第5頁
免費(fèi)預(yù)覽已結(jié)束,剩余1頁可下載查看

下載本文檔

版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡介

名校版高考英語綜合訓(xùn)練題含答案Acarweighingonlyafewhundredpoundscantravel500milesperhour,repairitselfandcostlessthanothercars.ltmightbehardtoimaginesuchacar,letaloneaspaceship.ButNASAistryingtomakeaspaceshipthatismuchbetterthanotherships.Thespacecrafthastobeaslightasitcanbe.Weightcostsmoney!Anewdiscoverymightallowaspacecrafttobelighter.Anewmaterialcalleda"carbonnanotube(碳納米管)"mightbetheanswertotheweightproblemofbuildingasuperspaceship.Thismaterialis600timesstrongerthansteel.Oneofthebigproblemswithspacetravelisspaceradiation.Inspace,astronautsneedprotectionagainstharmfulrays.Youmightthinkthatthemetalonaspaceshipistheanswer.But,metalsaretheworstforprotectingagainstverydangerousspacerays.Theseraysaremadeoflittlepiecescalledions(離子).Whentheionshitmetalsatveryhighspeed,theycanbreakanatomandcauseanothertypeofraytoform.Thesenewrayscanbeworsethantheradiationthemetalskinsweresupposedtostop.Thus,itisveryimportanttoblocktheserays.Butwecouldusecarbonnanotubestomaketheskinsofthespacecraft.Thingsthatarelightinweightseemtoworkthebestagainsttheseions.Theraysarestoppedoutsidethespacecraftandnewraysaren'tmade.Inaddition,oursuperspaceshipneedstobeabletorepairitself.Humanscanfeelthesmallestprods(刺)becauseoftinysensorsthatsendsignalstoourbrains.Tinysensorslikeourscouldbebuiltinthenewships.Eachsensorcouldsendmessagestothecomputer“brain“ofthespacecraft.Ifsomethingneededtobefixed,thecomputercouldtelltheshiptodoit.Justasamazingasacarwouldbetosomeone200yearsago,ournanotubespaceshipmightseemtous.Wemightactuallymakethespacecraftoftomorrow,usingthetechnologyoftoday..Whatarethefeaturesofcarbonnanotubes?A.Lightandstrong.B.Thinandradioactive.C.Selfrepairingandweightless.D.Sensitiveandprotective..WhichofthefollowingstatementsisTRUE?A.Spaceradiationcan'tbeblockedatall.B.Spacerayscanbreakionstoformnewrays.C.Carbonnanotubescanpreventradiationeffectively.D.Metalskinsaren'tagoodchoicefortheirstrength..Whywilltinysensorsbebuiltintothenewspaceship?A.Humanscanfeelthesmallestprods.B.Thecomputer“brain“canrepairitself.C.Signalscanbesenttohumans'brains.D.Thecomputercanbeinformedofwhattorepair..What'sthebesttitleofthepassage?A.ANewDiscoveryinSpaceB.NASAMadeaBreakthroughC.NanotubesHelptoRepairSpacecraftD.NASA'sAttempttoMakeaSuperSpaceshipACDDGooglehasannouncedplanstostopsupportingtoolsdesignedtofollowInternetusersacrosstheWebinordertotargetthemwithspecificadvertising.Suchtoolsareknownascookies—smalldatafilesthatarestoredonanInternetuser'scomputerastheybrowse(瀏覽)differentwebsites.Thisdatacanbereadbywebserverstoidentifywebbrowsingbehaviorsoftheuser.Cookiesmakeitpossibleforuserstoavoidhavingtorepeatedlyentertheirusernamesandpasswordstogetaccesstowebsitestheyuseoften.Buttheuseofcookiesraisesmajorprivacyconcerns,withcriticssayingauser'sbrowsinghistoryshouldnotberecordedjusttotargetthemwithads.Googleannouncedin2020ithaddecided"toremovesupportforthirdpartycookies"fromitsChromebrowser.Inanotheronlineannouncement,Googlerepeatedthispromise,sayingitwillnotbuildnewtoolstoreplacecurrentcookietechnology.Inexplainingitsdecision,GooglereferredtoaPewResearchstudythatfound72percentofAmericansfeelthatalmostallofwhattheydoonlineistrackedbyadvertisers.Google'sdecisiontoremovethirdpartycookiesalsofollowedincreasingeffortstoprotectprivacyinEuropeandtheUnitedStates.GooglesaidthecurrentInternetadvertisingmodelneedstochangetoanswer“thegrowingconcernspeoplehaveabouttheirprivacyandhowtheirpersonalidentityisbeingused".InJanuary,however,Google'splanwasquestionedbyBritishcompetitionregulators.Thecountry'sCompetitionandMarketsAuthorityannouncedithadlaunchedaninvestigationintowhetherthechangeswouldgiveGoogleanunfairadvantageovercompetitorsinInternetadvertising.TheagencysaiditreceivedobjectionstotheplanfromMarketersforanOpenWeb,aleagueoftechnologyandpublishingcompanies.ThegroupaccusesGoogleof"abusingitsdominantposition"byattemptingtocreateanewadvertisingmodel.Initslateststatement,Googlesaid,“WewillnotbuildalternateidentifierstotrackindividualsastheybrowseacrosstheWeb,norwillweusetheminourproducts/71.Accordingtothetext,whatdoyouknowaboutcookies?A.Cookiesareinconvenientforwebusers.B.Theusersshouldrepeattheirpasswordstoenterwebsites.C.Googleusescookiestomonitorthewebusers'privatelife.D.Thetracksofthewebuserscanbefollowedbythewebservers..WhydidGooglemakethedecision?A.Touseanalternativetool.B.Togetmorepersonalinformation.C.Torespondtoconcernsaboutprivacy.D.TocreateafairInternetadvertisingplatform..Whatdoestheinvestigationshowus?A.ItwasorganizedbyanagencyoftheUS.B.Allpeopledon'tacceptGoogle'splan.C.GooglehasthebiggestadvantagesontheInternet.D.Ma

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫網(wǎng)僅提供信息存儲空間,僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。

最新文檔

評論

0/150

提交評論