车机联控时在司机问路行车条件下车站值班员不应主动呼叫司机的情况是()。
A.列车接近车站
B.需要列车机外停车
C.通过列车变停车
D.进站信号机故障
参考答案:A
____ you pass me the cup?[ ]
A. could
B. Could
C. Would like
D. would
花式艇一般长度约在175gal-210cm,容积约在()
A.21gal-50gal
B.21gal-40gal
C.31gal-50gal
D.41gal-60gal