did the door keeper let you in?---no,_______i tried to tell
did the door keeper let you in?---no,_______i tried to tell him that i was your aunt ,
did the door keeper let you in ---no,_____ i tried to tell him that i was your aunt,he just wouldn't listen to me .A.no matter B.even if C.however D.whatever 这个题答案是c ,但B为什么不行呢,