【题目】There is only one more day to goyour favorite music group play live.
A.since
B.until
C.when
D.before

【答案】D
【解析】句意：离你最喜欢的乐队表演还有一天。A. since“自从”；B. until“直到”；C. when“当......时候”；D. before “在......之前”。根据句意可知选D项。