《杭州市物业管理条例》规定，（）个或以上产权人的新建物业应当实行物业管理.
参考答案：两
---Did you notice Tom was busy all day in his office?
---Oh, yes, he has just finished his business tour of Chicago. He has a lot of work to ___.
A．take up
B．make up
C．come up
D．carry out
事故汇报应包括哪些内容？
