单项选择题

Stand by engine. （）

A. Get the engine ready.
B. Ring off engine.
C. Stop engine.
D. Stand on it.

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单项选择题

A.officer
B.motorman
C.sailor
D.engineer

单项选择题

---（）!
---Engine dead slow astern!

A. Dead slow astern
B. Engine slow astern
C. Engine half astern
D. Ready

单项选择题

---（）!
---Both engines stopped!

A. Stop engine
B. Stop both engines
C. Stop port
D. Stop them