题目内容

我曾经在三艘带无人机舱的船上工作过。

A. I have ever worked on two ships.
B. I have ever worked on five ships with UMS.
C. I have ever worked on four ships
D. Three ships that I have ever worked on are UMS.

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只有一名机工在港口值班。

A. One motorman is on duty at sea
B. Two motorman is on duty at sea
C. Only one motorman is on duty in port.
D. Three motorman is on duty at sea

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我很高兴听到许多关于安全的建议。

A. It is glad for me to hear many suggestions about safety.
B. I am very glad to hear many suggestions about human life.
C. I am very glad to hear many suggestions about property security.
D. I am very glad to hear many suggestions about the main engine.

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备件即将运往船上。

A. I have already started the work.
B. I am working now
C. The spare parts were delivered on board.
D. The spare parts will be delivered on board.

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对于普通的初等函数，如果函数的图像是严格单调上升（或严格单调下降），那么函数是单射的。

A. 对
B. 错

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我曾经在三艘带无人机舱的船上工作过。

A. I have ever worked on two ships. B. I have ever worked on five ships with UMS. C. I have ever worked on four ships D. Three ships that I have ever worked on are UMS.

只有一名机工在港口值班。

我很高兴听到许多关于安全的建议。

备件即将运往船上。

对于普通的初等函数，如果函数的图像是严格单调上升（或严格单调下降），那么函数是单射的。

A. I have ever worked on two ships.
B. I have ever worked on five ships with UMS.
C. I have ever worked on four ships
D. Three ships that I have ever worked on are UMS.