在足部按摩前，对（）反射区进行检查是不可缺少的程序。
A.心脏
B.肝脏
C.脾脏
D.肾脏
参考答案：A
In the old days, they_______ in the factory from morning to evening. [ ]
A. were made to work
B. asked to work
C. made to work
D. were asked for work
一般情况下，超大型船舶当离锚地的锚泊点1海里时，其速度应控制在（）左右.
A.2节
B.1.5节
C.1节
D.0.5节
