安徽广播电视大学理工英语3unit1-单元自测1（预备知识：Unit 1；1分）答案

试卷总分:100得分:100—Hello,mayIspeaktoHenry?—_______?MynameisHenry.ThisisHenryspeaking.?ItisHenry.答案:B2.?—?CouldyoupleaseconnectmewiththeHRDepartment??—?_______OK.Thankyou.?Helpyourself.?Holdonaminute,please.I'llputyouthrough.答案:C3.Thereare______?ofwaystomakeyourhouselookgreener.manylotplenty答案:C4.Youdon'thavetostartoverfrom______.againscratchhead答案:B5.Thisgardenisthreetimesas______asthatone.?bigbiggerbiggest答案:A6.?二、完形填空：阅读下面的短文，选择合适的内容将短文补充完整。?Top3GreenHomeInnovations???.Therearemanythingsyoucandotoreducecarbonemissionandhelptomaketheearthabetterplaceforfuturegenerations.Hereareafewsuggestions.???AlthoughLEDlampscostmoremoneythanstandardincandescentorcompactfluorescentbulbsdoatthebeginning,theselong-lastingLEDlampswilleventuallybeworththemoneybecauseofnergy?saved.LEDlampsalsoproduceacleaner,morenaturallight.???.“Water”isahottopic,especiallyintheSouthwest.Household?waterfiltersarenowavailabletocleanandreusewaterfromshowersandbaths.Graywaterreusesystemsredirecttheusedwaterfromwashingmachinestolawnsorgardens.??????.Buildingmaterialsandembellishmentslikepaintandcarpetscan?emit?chemicalcompoundsintotheatmosphere,andbecauseahomeisanenclosedspace,thosecompoundscansometimesaccumulatetodangerouslevels.Installingawhole-houseairpurificationsystemisonewaytokeepindooraircleanandcirculating.???Going“green”doesn'thavetobeachallenge.Ahomeisalong-terminvestment.Youdon'thavetostartoverfromcratch.?Makesmallchanges.ChooseenvironmentallyfriendlypaintorLEDbulbs.????Chancesarethatyourhomewillneedimprovementseventually.Wheneverpossible,chooseupgradesthatwillreduceyourcarbonfootprint.It'sgoodfortheplanet,andit'sgoodforyou.Inrecentyearsindoorairpollutionhasgotalotofattention.AirPurificationWaterRecyclingInthelastdecadeagrowingnumberofpeoplewereinterestedinconservingenergyandpreserving