开工前的质量检查其重点是( )。
A.参与工程建设各方主体的质量行为
B.参与工程建设质量责任制的履行情况
C.对验收的程序及验收的过程进行监督
D.监督检查验收分部工程
参考答案:A
After several weeks, they ______ here with their neighbors. [ ]
A. used to live
B. were used to live
C. got used to living
木块分离器堵塞有哪些原因?怎样处理?