單項(xiàng)選擇題

This windlass （）now.

A. has repaired
B. is under repair
C. was repaired
D. had repaired

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單項(xiàng)選擇題

The blocks and gooseneck of the jumbo need （）.

A. dismantling and inspecting
B. dismantled and inspected
C. to dismantle and inspect
D. dismantle and inspect

單項(xiàng)選擇題

One （）of the pilot ladder has been damaged. Please repair it at once.

A.step
B.shackle
C.chain
D.cable