建筑施工企业安全生产责任制的考核工作由建设工程安全监督机构负责。
参考答案:错
There is a man at the reception desk who seems very angry and I think he means making trouble.
A.to make
B.to have made
C.to having made
D.having made
在视觉信号中,绿色表示的含义是()。
A.停车
B.注意或减低速度
C.规定速度运行
D.无意义