單項(xiàng)選擇題As it approaches，a typical warm front will bring（）.

A.rising temperatures and falling barometric pressure
B.falling temperature and pressure
C.falling temperatures and rising pressure
D.rising barometric pressure and temperatures


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1.單項(xiàng)選擇題As defined in the regulations governing marine casualties a “marine employer” may be the（）.

A.owner
B.agent
C.Master
D.All of the above

2.單項(xiàng)選擇題As compared to carbon dioxide，dry chemical has which advantage?（）

A.Cleaner
B.Effective on metal fires
C.Greater range
D.More cooling effect

3.單項(xiàng)選擇題As a vessel changes course to starboard，the compass card in a magnetic compass（）.

A.remains aligned with compass north
B.also turns to starboard
C.first turns to starboard then counterclockwise to port
D.turns counterclockwise to port

4.單項(xiàng)選擇題As a rule，ships of most configurations，when drifting in calm water with negligible current，will lie（）.

A.bow to the wind
B.beam to the wind
C.stern to the wind
D.with the wind on the quarter

5.單項(xiàng)選擇題As a licensed Merchant Marine Officer you are expected to（）.

A.obtain a weather forecast before setting out from port
B.listen to weather forecasts on the radio while enroute
C.understand all broadcast weather warning information
D.All of the above