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單項(xiàng)選擇題

The sailor working aloft should wear （）.

A. safety cap
B. life jacket
C. safety harness
D. clothes

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單項(xiàng)選擇題

Secure your safety harness when working （）.

A.aloft
B.outboard
C.A&B
D.inboard

單項(xiàng)選擇題

Rig （）on both side of the bow.

A. the gangway
B. the paint boards
C. the pilot ladder
D. all of the above

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