请英语达人讲解一道非谓语动词题~~
Withnorainforthreemonthsandfoodsupplies_____,thesituationhereisgettingdesperate.
A.runoutB.hasrunoutC.beruningoutD.runingout
请各路高手给出正确答案,并就A与D项加以比较分析,重点说说非谓语动词的用法!
不胜感谢!