單項(xiàng)選擇題

The Coordinator Surface Search（CSS）in a SAR situation should display by night（）.

A.Deck lights forward and aft
B.A white light over two red lights
C.A red light，white light，and blue light in a vertical line
D.A distinctive signal promulgated by the CSS

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單項(xiàng)選擇題

Stop search and return to（）.

A.keel
B.virgin
C.origin
D.base

單項(xiàng)選擇題

Please（）search and rescue.

A.make command of
B.take command of
C.get command of
D.have command of

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The Coordinator Surface Search（CSS）in a SAR situation should display by night（）.

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Stop search and return to（）.

Please（）search and rescue.