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單項(xiàng)選擇題

When the weather becomes bad, the hatch covers will be （）.

A.closed
B.opened
C.handled
D.stopped

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單項(xiàng)選擇題

After operation, drop the control levers into stowing hole, and （）the electric motor.

A.start
B.stop
C.move
D.open

單項(xiàng)選擇題

Don’t operate two or more hatch （）at the same time.

A.caps
B.levers
C.covers
D.coamings

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