單項(xiàng)選擇題Our company is a professional one，and you may rely（）it.

A.on
B.in
C.at
D.up


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你可能感興趣的試題

1.單項(xiàng)選擇題The weather is often（）in a high-pressure area.

A.fine
B.cloudy
C.rainy
D.windy

2.單項(xiàng)選擇題A call between any two ship stations on an intership working frequency shall have a maximum duration of（）.

A.2 minutes
B.3 minutes
C.4 minutes
D.5 minutes

3.單項(xiàng)選擇題（），you can’t finish discharging tomorrow!

A.What pity
B.What a pity
C.What the pity
D.What pities

4.單項(xiàng)選擇題There is a VHF set（）the front of the wheelhouse.

A.at
B.on
C.of
D.in

5.單項(xiàng)選擇題The height of a VHF radio antenna is more important than the power output wattage of the radio because（）.

A.VHF communications are basically line of sight
B.the air is more dense the higher you go
C.salt water is a poor conductor of sound
D.sea water absorbs the radiated energy

6.單項(xiàng)選擇題My ship（）that port next month.

A.calls at
B.has called at
C.call at
D.will call at

7.單項(xiàng)選擇題All VHF marine band radios operate in the simplex mode，which means that（）.

A.only one person may talk at a time
B.only two persons may talk at the same time
C.the radio only transmits
D.the radio only receives

9.單項(xiàng)選擇題What is meant by veering the anchor chain? （）

A.Bringing the anchor to short stay
B.Heaving in all the chain
C.Locking the windlass to prevent more chain from running out
D.Paying out more chain