因装饰装修活动造成相邻住宅的管道堵塞、渗漏水、停水停电、物品毁坏等,装修人应当负责修复和赔偿,属于装饰装修企业责任的,装修人可以向装饰装修企业追偿。
参考答案:对
The old man, ____________abroad for twenty years, is on the way back to his motherland.
A.to work
B.working
C.to have worked
D.having worked
质量500g铝壶中盛有2kg水,把这壶水从15℃加热到100℃共需吸热多少?[C铝=0.88×103J/(㎏•℃)].