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單項(xiàng)選擇題

Anchoring and fishing in this area are（）.

A.danger
B.dangerous
C.dangerously
D.dangering

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單項(xiàng)選擇題

Any ship damping a pipe could（）an immedidate danger of fire.

A.meet
B.face
C.be in front of
D.follow

單項(xiàng)選擇題

As a vessel sinks to a depth of 15 feet, the hydrostatic trip releases the life raft container from its cradle by（）.

A.breaking the weak link
B.releasing the tie-down strap
C.pulling the operating cord
D.releasing the CO₂ canister

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