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国开电大24秋季理工英语4 单元自测5(10分)_1729656313587

时间:2024-12-16 10:06来源:未知 作者:admin 点击:
一、选择填空:阅读下面的对话或句子,从A、B、C三个选项中选出一个能填入空白处的最佳选项。 1.(单选题)—Oh,bytheway,howwasyourreportofthenewbatteriescomingalong —___________________________. A.It's going pretty well B.Just go ahead C.Well, I'm
一、选择填空:阅读下面的对话或句子,从A、B、C三个选项中选出一个能填入空白处的最佳选项。
1.(单选题)—Oh,bytheway,howwasyourreportofthenewbatteriescomingalong
—___________________________.
A.It's going pretty well
B.Just go ahead
C.Well, I'm afraid so
正确


2.(单选题)—Youknowagoodschedulebringsefficiencytothework.
—___________________________.
A.Not at all. I enjoyed it.
B.I see your point.
C.I think it's a bad idea.
正确


3.(单选题)—Jeff,I'dappreciateitifyoucouldhelpmewiththeopeningspeechI'mgivingnextweek.
—___________________________,butI'llhavesometimebetweenfiveandsixp.m.
A.Don’t mention it
B.Yes, it’s so quiet as we expected
C.Well, it's pretty busy this morning
正确


4.(单选题)It______methatIhadachoice.
A.bit
B.pick
C.hit
正确


5.(单选题)Itis_______aninterestingstorythatIwanttoreaditagain.
A.so
B.such
C.many
正确


二、阅读理解:阅读下面的短文,根据文章内容从A、B、C三个选项中选出一个最佳选项。
(课外选材)
Whencomputerserversoperateacomplexprogram,theycangetveryhot.Coolingtheserverscanbecostly.Soresearchersaskedwhatwouldhappeniftheheatcreatedbytheserverscouldbecapturedandused
DatacentersoflargeInternetcompaniessuchasGoogleandMicrosofthavethousandsofcomputerservers.Astheseserversprocessinformation,theycreatelargeamountsofheat,sotheyneedhugecoolingsystems.Thesesystemssendtheheatintotheair.TheDutchcompanyNerdalizethinkspayingforelectricitytooperatetheserversandthenpayingagaintocoolthemisawasteofenergy.Soitdevelopedadevicecalledthee-Radiator.Itisacomputerserverthatalsoworksasaheatingsource.BoazLeupeisthechiefexecutiveofficerofNerdalize.Hesaysthee-Radiatorsavesmoneybecausecompaniesdon'thavetopaytocooltheirservers.
"Thekilowatt(千瓦)houryouareusingisusedtwice--oncetoheatthehomeandoncetocomputetheclient'staskwithoutthecoolingoverhead."HesaysfivehomeownersintheNetherlandsaretestingtheheatingdeviceintheirhomes."Wereimbursetheelectricitytheserveruses,andthatwecandobecauseofthecomputerclientsontheotherside,and,inthatway,homeownersactuallygetheatingforfree,andcomputerusersdon'thavetopayfortheoverheadofthedatacenter."
JanVisserisoneoftheparticipantsintheyear-longexperiment.Hesaystheamountofheatproducedbythee-Radiatordependsontheworkbeingdonebythecomputerserver.Hesaysitcannotbeusedastheprimarysourceofheat.Butheisreadytotryit.
Hesaysifitprovidesenoughwarmth,hewillbeabletousehishome'sheatingsystemless,whichwillsavehimmoney.Nerdalizesayse-Radiatorscreateheattemperaturesofupto55℃.Itsaysthedevicescouldsaveusersupto$440inheatingcostsayear.

Whydidresearchersaskwhatwouldhappeniftheheatcreatedbytheserverscouldbecapturedandused《在此填空1》
A.Becausecomputerscangetveryhot.
B.Computerserversisacomplexprogram.
C.Coolingcomputerserverscostsalotofmoney.
2.ThecomputerserversinlargeInternetcompaniessuchasGoogleandMicrosoftcan《在此填空2》.
A.createlargeamountsofinformation
B.createlargequantityofheat
C.managethehugecoolingsystems
3.Nerdalizedevelopedthee-Radiatorbecause《在此填空3》.
A.e-Radiatorcostlessenergy
B.e-Radiatorcancooltheserversforfree
C.e-Radiatorcancreatecoldairforfree
4.AccordingtoJanVisser,theamountofheatproducedbythee-Radiator《在此填空4》.
A.dependsontheworkbeingprocessedbyPC
B.cannotbeusedasthehome'sheatingsystem
C.cannotbeusedasthemainsourceofheat
5.Thebesttitleforthispassageis《在此填空5》
A.TheNewWaytoHeatHomes
B.TheNewWaytoCoolHomes
C.HotComputersCouldBeUsedforFree
1.
A.A
B.B
C.C

2.
A.A
B.B
C.C

3.
A.A
B.B
C.C

4.
A.A
B.B
C.C

5.
A.A
B.B
C.C

正确答案:1:C、2:B、3:B、4:C、5:A

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