run out of 与 use up 与 run out 是否有被动?
问题描述：
run out of 与 use up 与 run out 是否有被动?
答
use up 是及物动词,可以有被动.如our paper has been used up .
run out 是不及物动词,无被动语态.our paper has run out.= be used up
run out of 是及物,但是被动很少见.谢了。run out of 人做主语,没有被动。。。= =不一定是人做主语，但是还真很少看到被动。Our car has run out of fuel.We have run out of water/ food.