《起重机械安全监察规定》流动作业的起重机械,使用单位应当到()_所在地的登记部门办理使用登记。
A、制造单位
B、使用单位
C、原注册
参考答案:B
Britain has recently had a high level of unemployment, but the same is true _____ many other countries.[ ]
A. at
B. from
C. of
D. to
A.4:1
B.1:
C.2:1
D.:1