(全)2021中考英語六選五專項訓(xùn)練2套(含答案詳解)

中考英語六選五專項訓(xùn)練2套（含答案詳解）Myhusband,ouryoungerdaughterandIweretravelinghomefromNewYorkoneevening.Weweredrivingnorthwhenmyhusbandsaid,?“?Lookatthoselights（光）intheeasternsky（天空）.”____1___

Ouryoungerdaughterwassittinginthebackseatandsaid,?“Whatisit?”Itriedtostopthecarbesidetheroad,butmyhusbandsaidhecouldn’tseeitthen.___2___

Thenhesaid,?“?Look,theretheyareagain!”?Ithenstoppedthecar,gotoutandlooked.Itwasaround,brightthingwithorangelights.___3___

Itwassoamazing.MyhusbandsaidmaybeitwasanUFO.__4

Sohestayedoutsideforabouttwohoursafterwereturnedhome,buthedidn’tseeanythingelsethatevening.Itwasnotthefirsttimethatwesawthingsthatcameandflewawaywithoutmakingasound.Theymovedveryfast,sowecouldn’tfollowthem.___5

NexttimeIwilltrytotakesomepicturesbecauseIwanttoshowthemtomyfriends.A.Ifeltalittleupsetatfirst.B.Itflewawayveryquickly.C.Wedroveonfortwomoreminutes.D.Anditwasdifficultforustotakeapicture.E.Iwasinthefrontofthecar,soIcouldn’tsee.F.Hethoughtitwouldappear（出現(xiàn)）again.答案1—5ECBFD語篇分析：這是一篇記敘文。文章作者講述了她及其家人一天晚上看見了一個園園的、亮晶晶的、帶著橙色光線東西的故事。1答案E。根據(jù)空白處后面的內(nèi)容Ouryoungerdaughterwassittinginthebackseatandsaid,?“Whatisit?”，可知坐在前面的看不見那個東西。2答案C。根據(jù)語境，作者停下車準(zhǔn)備看，結(jié)果看不見；然后車又開了兩分鐘，就看見了。故選C。3答案B。根據(jù)空白后面的內(nèi)容Itwassoamazing.MyhusbandsaidmaybeitwasanUFO.可推出“Itflewawayveryquickly.”，故選B。4答案F。根據(jù)空白后面的內(nèi)容”Sohestayedoutsideforabouttwohoursafterwereturnedhome”，可以推出前面的內(nèi)容是他呆在外面的原因，故選F。5答案D。根據(jù)空白前面的“Theymovedveryfast,sowecouldn’tfollowthem.”，所以拍照對于我們來說也是困難的。故選D。（8）Whatisthemoststressfulthinginschool?Itisprobablyexams.Examscanputusunderalotofpressure.Butsomestudentsdowellunderpressure,whileothersfeelterrible.

__1___Itallcomesdowntodopamine(多巴胺).2.______Ithasmanyimportantroles:influencingmemory,attentionandhowwelearn.Ourbrainsworkbestwhenthereisanevenbalance（平衡）ofdopamine?—?nottoomuchortoolittle.Thebraincontrolsdopamineintwoways.Iteithertakesoutdopaminequickly,orgradually.Examsuccesscanberelatedtohowfastdopaminegoesbacktoanevenbalance.__3.____.Ifyoubecomestressed,yourbrainwillstarttooverload(超負(fù)荷)ondopamine.__4_____Thequickeryouareabletogobacktoanevenbalanceofdopamine,thequickeryoucanfixyourselfperformbetteronatest.Scientistsfoundthat,duringatest,peoplewhoslowlygotbacktoanevenbalanceofdopaminescored8percentlower._5____Butdon'tfear,thereissomegoodnews.Thestudyalsofoundthatthemorepracticeyouget,thelessstressedyou'llbe.So,itturnsoutthatpracticereallydoesmakeperfect.A.Whathappenswhenwesitforanexam?B.Itislikeacupoverflowing(溢出)withwater.C.So,whydosomestudentsperformbetterunderstress?D.That'sthedifferencebetweenagoodmarkandabadmark.E.Dopamineisachemicalinourbrainthatsendsinformationtoourbody.F.Isthereanythingthatcanhelpchangethespeedofdopaminegettingintoourbody?答案1—5CEABD語篇分析：這是一篇說明文。大意是考試成功與大腦控制的一種化學(xué)物質(zhì)多巴胺有關(guān)。1答案C?？瞻自诘谝欢文┪?，根據(jù)上文somestudentsdowellunderpressure,whileothersfeelterrible可知，本句應(yīng)該是問原因，而下文就是對產(chǎn)生這種現(xiàn)象所作的回答，本起句承上啟下的作用，故選C。2答案E，根據(jù)空白處前面的Itallcomesdowntodopamine和后面的Ithasmanyimportantroles:influencingmemory,attentionandhowwelearn可知，本句應(yīng)該是對多巴胺的解釋，故選E。3答案A，空白處后面的內(nèi)容都是對本句進(jìn)行的解釋。因而本題的答案應(yīng)該是主題句，故選A。4答案B，本句Itislikeacupoverflowingwithwater是對yourbrainwillstartto