---Do you think we should accept that offer?---Yes, we should, for we ________ such bad luck up till now, and time ________ out.A.have had; is runningB.had; is runningC.have; has been runD.have had; has been run
网友回答
A解析考查动词时态。根据后者回答中的“up till now”可知前面一空应该用现在完成时。根据“and”连接并列句可知，说的是现阶段的状况。所以用现在进行时更符合语境。