政策执行手段主要有（）、法律手段、经济手段、思想政治教育手段、技术手段。
A.行政手段
B.强制手段
C.精神鼓舞
D.宣传手段
参考答案：A
Since his works earned him quite a reputation in Liverpool, he has stayed there most of his life, ____ the occasional visit to his hometown.
A．apart from
B．but for
C．regardless of
D．instead of
以小键定心或经淬火的花键，需磨削（）
A、大径
B、大径和键侧
C、小键
D、小键和键侧
