【Isawaladywithaguidedogpassmywindow.Beforeshehadmanagedtodisappearfromviewshestopped.AfteraminuteorsoIwatchedasshesignalledherdogtowalkforwardthedoghoweverremainedsittingandrefusedtomove.Thiscontinuedfor】

　　Isawaladywithaguidedogpassmywindow.Beforeshehadmanagedtodisappearfromviewshestopped.AfteraminuteorsoIwatchedasshesignalledherdogtowalkforwardthedoghoweverremainedsittingandrefusedtomove.ThiscontinuedforanotherminuteorsountilIwassopuzzledbyitthatIwentouttoseewhatwashappening.Sureenoughthewomanwasstillstandingandtryinginvaintogetthedogtomoveforward.

　　Iapproachedandaskedwhattheproblemwas.Sheexplainedthatacarafewyardsaheadhaditstyresonthekerb(路沿)anditsmotorrunning.Inasituationlikethisthedogistrainednottoproceedbutwillwaitforthecartoeithermoveonorhaveitsengineturnedoff.AsIlookedatthecarIwasabletotelltheblindladythatinfacttherewasnooneinit.Thedriverhadlefttheenginerunningandpoppedintoashopforsomething.Iwaitedanother2or3minutesuntilthedriverreturnedandhopped into the cartotally oblivious to theinconveniencehehadcaused.

　　Ipointedoutwhathadhappenedtothedriverwhoseemedalittleembarrassedandshotoffinthecar.OnlyaweekorsolaterIsawthesamething.OnlythistimeIhadtheanswer.Onceagainthesameblindladyandherdogwereononesideofthepath.Thedogsatonthepavementandtheladysignallingittomoveforward.Thistimeavanwasparkedatthesideofthedirttrack，thedriverreadinganewspaperwithhisenginerunningtokeepwarm.Iwasabletoexplaintothevandriverwhatwashappeningandheimmediatelyswitchedtheengineoffandthedoggotupandcrossedthedirttrack.

　　Alessontousall?ItwastomeandoneIwillneverforget.

　　6．Theguidedogrefusedtomovebecause________.

　　A．itwastootiredtowalk

　　B．ithadbeentrainedtodoso

　　C．thecarwasparkedtooclosetothedog

　　D．theladydidn'tgiveitcorrectinstructions

　　7．Welearnfromthesecondparagraphthatthedriver________.

　　A．parkedhiscarthereonpurpose

　　B．didn'trealizetheinconveniencehehadcaused

　　C．forgottoturnoffhiscarengine

　　D．didn'tknowwhathadhappeneduntilhereturned

　　8．Wecaninferfromthepassagethattheguidedog________.

　　A．wasnotqualifiedtoleadthelady

　　B．wasn'tusedtogoingthroughcrowdedstreets

　　C．