下列哪个托盘运输工具是装卸搬运中最简便、最常用的装卸、搬运工具?
A. 前移式叉车
B. 堆高车
C. 拣选车
D. 液压托盘车
According to the time table, the train for Beijing ___ at nine o’clock in the evening.
A. was leaving
B. has left
C. leaves
D. will leave
This is the first time I ___ this kind of car.
A. saw
B. have seen
C. am seeing
D. see