— When shall we restart our business?
— Not until we our plan.
A. will finish
B. are finishing
C. are to finish
D. have finished
网友回答
A. will finish
B. are finishing
C. are to finish
(答案→)D. have finished
解析:句意:--我们将什么时间重新开始我们的生意?--直到我们能够完成我们的计划。因为untill引导的是时间状语从句,从句中不能将来时,可以用现在完成时或一般现在时,故选D。