Food supplies in the flood-stricken area . We must act immediately before there’s nothing

Food supplies in the flood-stricken area . We must act immediately before there’s nothing left.
A. have run out
B. are running out
C. have been run out
D. are being run out

A. have run out(答案→)B. are running outC. have been run outD. are being run out解析：考查run out用法以及将来时用法。Run out用完，耗尽；该词组没有被动语态，排除CD。句意：在洪涝灾害袭击地区的食品供应即将耗尽，我们必须在食品用完之前立刻行动。根据句意说明现在还没有耗尽食品，是就要耗尽了。故B正确。

正好我需要

如以上回答内容为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！

点此我要举报以上问答信息