hold 是个多义词.当“容纳,装得下;保持,有效”等讲时,没有被动语态.如:
This cinema can hold 500 people.
Weather reports that the heavy rain will hold for another two days.
hold 还可以作“拿着、止住、吸引住、举行、托住”等讲.这时可以用被动语态表达句子.如:
We held a sports meeting last week.=A sports meeting was held last week.
hold 的意思是“托住,支持“时,往往用被动语态.如:
The roof was held up by pillars. 屋顶是用柱子支撑住的.