我想请教两个有关非谓语动词的问题
With no rain for three months and food supplies _____ ,the situation here is getting desperate .
A.run out B.has run out C.be runing out D.runing out
Key：A
( A )twice a year,whether it is a car or a bus or a truck,is the rule that every driver must obey in this city.
A.Being examined B.Examined
选A.A的意思不是正在被检查吗?为什么不选B?