单项选择题

A. We often maintain deck machinery.B. We often repair ……

我们经常保养甲板机械。（）

A. We often maintain deck machinery.
B. We often repair deck machinery.
C. We often clean and paint deck.
D. We often adjust deck machinery.

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单项选择题水手经常保养锚机。（）

A. Sailors often maintain the derrick.
B. Sailors often maintain the winch.
C. Sailors often maintain the windlass.
D.Sailors often maintain the machine.

单项选择题我经常在艏楼做一些修理工作。（）

A. I usually keep watch on the bridge.
B. I often do some repair work on the forecastle.
C. I often paint on deck.
D. I often do some repair work on the bridge.

单项选择题把防鼠挡装在系泊缆上。（）

A. Put rat guard on the deck.
B. Put rat guards on the moorings.
C. Put rat guard under the moorings.
D. Put rat guards under the moorings.

单项选择题我们必须仔细使用每件工具并且用完后归还。（）

A. We must use all kinds of tools carefully and return it after using.
B. We must use every tool carefully and return it after using.
C. A+B
D. We must use everything carefully and keep it after using.

单项选择题稀料能稀释油漆。（）

A. The thinner can thin down paint.
B. The thinner can clean.
C. The thinner isn’t the paint.
D. The thinner is the paint.