人工费属于( )。
A.企业管理费B.规费C.措施费D.直接工程费
参考答案:D
在平面直角坐标系中,⊙C的圆心坐标为(1,0),半径为1,AB为⊙C的直径,若点A的坐标为(a,b),则点B的坐标为( )
A.(-a-1,-b)
B.(-a+1,-b)
C.(-a+2,-b)
D.(-a-2,-b)
— Could you tell me _____?
— Sure, eleven o'clock. [ ]
A. where will you go on vacation
B. when does she go to school
C. when the next bus will arrive
D. where you were born