当船长发出争取他船救援电文得到肯定答复的同时，船员应（）。A

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问题单项选择题

当船长发出争取他船救援电文得到肯定答复的同时，船员应（）。

A、全力自救

B、准备弃船

C、A+B

答案

参考答案：A

选择题

—— ______ you got to know I traveled to the USA?

——Through one of your colleagues.

A．Where it was that

B．When it was that

C．How was it that

D．Why was it that

问答题简答题

采集测铬水样的容器，只能用什么浸洗？