问题
选择题
– 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 running
B．had; is running
C．have; has been run
D．have had; has been run
答案
A
本题考查时态的用法。up till now ="so" far 到目前为止，是现在完成时的标志，根据语境可知我们的时间正在丧失殆尽，应用现在进行时。