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單項選擇題

The wire ropes and blocks, or pulleys, on a ship are called（）.

A.the apparatus
B.equipment
C.riggings
D.fittings

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There（）numerous platforms, wellheads, other obstructions and flares in the central and southern portions of the Gulf of Suez.

A.is
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單項選擇題

There（）salvage operations in position, south side of fairway at Fishhaven.

A.is
B.has
C.are
D.have