学年江苏省南通市高二上学期期中模拟考试英语试题解析版.docx
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学年江苏省南通市高二上学期期中模拟考试英语试题解析版.docx
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学年江苏省南通市高二上学期期中模拟考试英语试题解析版
江苏省南通市2020-2021学年高二上学期
期中模拟考试英语试题
第一部分阅读理解
第一节阅读下列短文,从每题所给的A、B、C和D四个选项中,选出最佳选项。
A
ItwaslateAugustwhenIgotacallfromagrandmother.ShelivesinSeeleyLake,Montana,andshehasheardwehaveairpurifiers(净化器)withhighefficiencyparticulateair(HEPA)aircleanersthatcanhelpwithsmoke.Sheneedsoneforthebaby’sroom.Iexplainedwedidn’thaveanyandtoldherhowtopurchaseone.
Shecoughedandwentsilentwithdisappointmentbeforeaskinghowmuchtheycost.AlmosteverypersonItalktoinSeeleyLakehasthiscough.“Thefamilydoesn’thavemuchmoney,”shesaid,butshepromisedtoorderafilterforthechild.Smallfilters—onesthatcancleanabedroomofupto75squarefeet—costabout$70each.
Thenextday,thewildfirethathadbeenburningforweeksintheLoloNationalForest,northeastoftown,movedclosertothewoman’sneighborhood,andthecountysheriff’sofficeevacuated(疏散)thearea.Iwonderedwhethertheaircleanerwouldbetherewhenthefamilyreturnedhome.Iknewthesmokewouldbe.
AsanairqualityspecialistwiththeMissoulaCityCountyHealthDepartmentinMontana,myjobistounderstandairpollution,controlitasmuchaspossible,andhelppeopleprotectthemselvesfromitseffects.Ifocusonsmokemanagement:
issuingpermitsforoutdoorburnsandupdatingresidentsaboutwhattoexpectfromthesmokewhenwildfiressenditourway.
Neverhadweseensomanywildfiressoclosetohomeforsomanyweeks.TherearesixclassesontheEnvironmentalProtectionAgency’sAirQualityIndex(指数):
good,moderate,unhealthyforsensitivegroups,unhealthy,veryunhealthy,anddangerous.SeeleyLake’sairreachedadangerousclassin18dayslastsummer.
Lastyearwastroubledbywildfiresaroundthecountry.ThefiresthatstruckNorthernCaliforniaalonekilled44peopleandcausedmorethan$9billionindamage.Butthisisn’tjustarecentproblem,norisitlimitedtotheWest.Wildfireshit49statesin2017,includingaswathfromFloridatoVirginia.Morethan9millionacresburnednationwide,comparedwiththeyearlyaverageof6.5millionacres.
1.Whydidthegrandmothermakeacalltotheauthor?
A.Topreventthewildfire.B.Tohelphermakeamove.
C.Toaskforanairpurifier.D.Togetinformationaboutairpollution.
2.Howdidthewomanfeelabouttheauthor’sreply?
A.Angry.B.Hopeful.
C.Excited.D.Disappointed.
3.Comparedwiththeyearlyaverage,theburnedacresnationwidein2017roseby_______.
A.about49%B.about38%C.about72%D.about52%
『答案』1.C2.D3.B
『解析』
本文是一篇记叙文。
作者是空气质量检测专家,通过一位老奶奶给他打电话,想要一台空气净化器的故事,介绍了美国发生大火,从而造成空气严重污染的情况。
『1题详解』
细节理解题。
根据第一段中“ShelivesinSeeleyLake,Montana,andshehasheardwehaveairpurifiers(净化器)withhighefficiencyparticulateair(HEPA)aircleanersthatcanhelpwithsmoke.Sheneedsoneforthebaby’sroom.(她住在蒙大拿州的斯利湖,她听说我们有高效微粒空气净化器,可以帮助消除烟雾。
她的婴儿房需要一张)”可知,这位老奶奶打电话给作者是为了要一台空气净化器。
故选C。
『2题详解』
细节理解题。
根据第二段中“Shecoughedandwentsilentwithdisappointmentbeforeaskinghowmuchtheycost.(她咳嗽了一声,失望地沉默了下来,然后问这些东西要多少钱)”可知,老太太对作者的答复很失望。
故选D。
『3题详解』
细节理解题。
根据最后一段中“Wildfireshit49statesin2017,includingaswathfromFloridatoVirginia.Morethan9millionacresburnednationwide,comparedwiththeyearlyaverageof6.5millionacres.(2017年,野火袭击了49个州,包括从佛罗里达到弗吉尼亚的大片地区。
全国有900多万英亩的土地被烧毁,而每年的平均烧毁面积为650万英亩)”可知,2017年全国共烧毁900多万公顷,相比于年平均的650万公顷多出了250多万公顷,增长了约250÷650≈38%。
故选B。
B
Weoftenseekfoodafterfocusedmentalactivity,likepreparingforanexam.Researchersguessthattoomuchthinkingconsumesalotofenergyfromthebrain.Sothebrain,sensingthatitmaysoonrequiremorecaloriestokeepgoing,apparentlyleadstobodilyhunger,andeventhoughtherehasbeenlittlephysicalmovement,weeat.
Theresearchersnotethattiringactivitybothincreasestheamountofbloodsugarandlactate(乳酸盐)circulatinginthebloodandincreasesbloodflowtothehead.
Becausethebrainusessugarandlactateasfuel,researcherswonderediftheincreasedflowoffuelrichbloodduringexercisecouldfeedawornoutbrainandreducetheurgetoovereat.
Thirtyeighthealthycollegestudentswereinvitedtodeterminetheirfitnessandmetabolic(新陈代谢)ratesandtoreportwhattheirfavoritepizzawas.Afterward,theysatquietlyfor35minutesbeforebeinggivenasmuchoftheirfavoritepizzaastheywanted.Atalaterdate,thevolunteersreturnedandspent20minutesmakingselectionsfromcollegeandgraduateschoolentranceexams.
Next,halfthestudentssatquietlyfor15minutes,beforebeinggivenpizza.Therestofthevolunteersspentthose15minutesdoingintervalsonatreadmill(跑步机)twominutesofhardrunningfollowedbyaboutoneminuteofwalking,repeatedfivetimes.Thesestudentswerethenallowedtogorgeonpizza,too.Butbyandlarge,theydidnotovereat.
Whentheresearchersfactoredin(将……作为因素考虑)thecaloriesburntonrunning,they
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