监理细则的作用是指导施工单位的施工工作。()
参考答案：错
你认为什么样的朋友才是真正的朋友？
________________________________________________________________________________________________________________________________________________________________________________________
A fully loaded motor-propelled lifeboat must be capable of attaining a speed of at least（）.
A.3 knots in smooth water
B.6 knots in smooth water
C.3 knots in rough water
D.6 knots in rough water
