【1._______onfootballeverymuch,hewasdying_____outofthechassroom.A.Keen;togoB.Bekeen;torgoingC.Hewaskeen;togoD.Beingkeen;forgoing2.Fashionchangeswiththetimes;_______?A.sothelanguagedoesB.thelanguagedoessoC.sodoert】

　　1._______onfootballeverymuch,hewasdying_____outofthechassroom.

　　A.Keen;togoB.Bekeen;torgoingC.Hewaskeen;togoD.Beingkeen;forgoing

　　2.Fashionchangeswiththetimes;_______?

　　A.sothelanguagedoesB.thelanguagedoessoC.sodoerthelanguageD.doessothelanguage

　　3.Thegentleman_____youtoldmeyesterdayprovedtobeathief.

　　A.whoB.aboutwhomC.withwhomD.whom

　　3题的D都是错误答案,请问正确答案是什么,并且需要对每一题做分析