单项选择题A.It is too late for the woman to go to the concert.B.The woman must wait for two hours to buy a ticket.C.People have already been standing in line for two hours.D.The woman can buy a standing-room ticket tomorrow.
单项选择题A.One hour each day only.B.Three and a half hours only.C.As much time as necessary.D.Enough time to do assignments.