2019版高考英语一轮复习unit2robots达标巩固练（含解析）新人教版选修7

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1、Unit2Robots李仕才***阅读理解。Ifyouwantalittleextrasecurityagainstthievesstealingyourbicycle,designerDennisSiegelhasdesignedasolution.TheRFIDBikealarmisattachedtotheseatonabicycleandgivesoffanalarmwhenitsensesmovement."TheRFIDBikealarmismeanttobeausefuladd-ontomechanicalbicyclelocksbecauseitg

2、reatlyextendstherangeofprotectionwithonlyafewcomponents,”Siegelexplainsonhiswebsite."Itislow-cost,durableandeasytouse.”TheBikealarmwasdesignedaspartofSiegel'sBachelor"sdegreethesisattheUniversityoftheArtsBremeninGermany.Thedevicewi11scareoffanywould-bethiefthemomenthebeginstostealtheb

3、icycletowhichitisattached・Itisabletocontinuouslysensetheenvironmenttodistinguishbetweenspecificevents,forinstanceapassingtram/carandaserioustheft・Siegelcreatedaworkingmodelofanalarmthatwouldsoundwhenitsensedmovement,butwasn，tinitiallysurehowitwouldbebestattachedtoabicycle.“Idecidedtom

4、ountittotherailsoftheseatbecauseitallowsforcomfortableinteractionandthepositionislessobviousasitlookslikeasmallrepairkit,”hesays・SiegelchosetouseRFIDtechnologyratherthanBluetoothtokeepthecostsdown.SiegelexplainsthatthemostclifficuItaspectofcreatingthealarmwastogettheelectroniccircuitd

5、owntoasmal1enoughsize・ThedevicerunsoffakindofbatterythatcanbechargedbyUSBwith!n2hoursandlastsforafewdayswithnormaluse・AstheBikealarmisonlyatdevelopmentstage,Siegelhasn"tsignedanyagreementstoputitonthemarket.【文章大意】文章介绍了一种新型的防止自行车被盗的报警装置。1.Whenitsensesmovement,theRFIDBikealarmwill.A.mak

6、eawarningsoundB.fastenthebicycletightlyA.shakethebicyclequicklyA.callthepoliceautomatically【解析】选Ac细节理解题。根据第一段中的givesoffanalarmwhenitsensesmovement.以及第四段中的Siegelcreatedaworkingmodelofanalarm可知。2・WhichofthefollowingsshowstherightpositionoftheRFIDBikealarmonabicycle?RFIDBikealarm【解析】选Bo细

7、节理解题。根据第—段中的TheRFTDBikealarmisattachedtotheseatonabicycleandgivesoffanalarmwhenitsensesmovement・以及第四段中的Idecidedtomountittotherailsofthescat可知它应该安装在座子下面的横梁上，故选B。3.WhatdoweknowabouttheRFIDBikealarm?A.Ttcan"ttel1betweenspecificevents.B.Ttisverydifficulttouse.C・Itusesakindofbatteryforpowe

8、r.D・I