高考英语复习unit2storiesonthewheel课下练重庆大学版必修431.docVIP

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Unit2StoriesontheWheel

[课下练熟高考]

“阅读＋七选五＋完形”组合练——练题型

(限时：35分钟)

Ⅰ.阅读理解

(2017·重庆南开中学一模)Ipassedmydrivingtestatthefourthattempt.YoumightthinkthatmeansImnotassafeassomeonewhopassedontheirfirstattempt.Butwouldyoufeelsaferwithnodriveratall?Maybenot,andthatswhyautomotivefirmshaveincludeddriver-assistfunctionsintheirdriverlesscars.Thisallowsthehumandrivertotakeoverifthereisaproblem.

Googleisoneproducerthathasprototypedriverlesscars.Thesecarshavebeennewlyequippedwithauto-steeringwheelsandconventionalcontrolstoallownormaldriving.Butthisisjustastage—thevisionistohavefullyautomatedcarsverysoon.ThedirectorofGooglesself-driveproject,ChrisUrmson,hopeshis11-year-oldsonwillneverhavetotakeadrivingtest.Toachievethat,thecarsneedtobeontheroadsinfiveyears.Hesaysdriverlesscarswillgreatlyreduceaccidentsandtrafficjams.

AccordingtoChris,about1.2millionpeoplearekilledontheroadsaroundtheworldeachyear.Thatnumberisequivalenttoajetfallingoutoftheskyeveryday.Hethinksgradualchangestoexistingcardesignsarenotenoughtodealwiththeproblems.“Ifwearereallygoingtomakechangestoourcities,getridofparkinglots,weneedself-drivecars，”hesays.

Googlesprototypeshavecoveredoveramillionkilometersontheroad.Theyhavealsohadtodealwithunexpectedsituations,suchasachilddrivingatoycarintheroad,andawomaninanelectricwheelchairchasingaduck.Ineachcase,thecarreactedsafely.

Somearenotconvinced.SvenBeikerofStanfordUniversitythinksdriverlesscarswillstillneedhumaninputinextremecircumstances.

语篇解读：本文是一篇说明文。无人驾驶汽车尽管能够减少交通事故和交通堵塞，但是，它的安全性还有待验证。

1．AccordingtoParagraph1,whatistheauthorschiefconcernaboutdriverlesscars?

A．Functions. B．Safety.

C．Price. D．Appearance.

解析：选B细节理解题。根据第一段第三、四句“Butwouldyoufeel...intheirdriverl