How did Ben react after Ron was injured in the tunnel ?(5.0)
A. Ben was crying.
Ben was entirely at loss.
C. Ben was scared to death.
D. Ben felt calm and felt in control.
查看答案
What was the impact of this holiday adventure upon Ben?(5.0)
A. He got a safe job as a bank manager later.
B. He became a mountain rescue officer later.
C. He learned a lesson from this tunnel accident.
D. Both B and C.
市郊列车的技术作业内容包括列车到发、机车摘挂以及餐车整备等。
A. 对
B. 错
始发、终到列车的技术作业内容主要有：
A. 列车到发
B. 机车摘挂
C. 列车技术检查
D. 车底取送
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