在车间或车库内（）发动机进行检查和调整时，应先打开门窗使空气流通。
A.转动
B.移动
C.起动
D.修配
参考答案：C
Busy workers like to eat in fast food restaurants, _____ as the name suggests, eating doesn't take much time. [ ]
A. which
B. where
C. who
D. what
世界上第一台地动仪是谁发明的？
