【题目】I think we should accept that offer, for we ________ such bad luck up till now and time ________.
A. have, is run out B. have had, is running out
C. have had, is run out D. have, is running out
在线课程【答案】B
【解析】考查时态语态。up till now=so far是“到目前为止”的意思，是现在完成时的标志；run out意思 是“用光，用尽”，无被动。此句用现在进行时态表将来。故选B。