An air mass is termed warm if ______．

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• 1Good weather is usually associated with a region of ______．

  A.low barometric pressure

  B.high barometric pressure

  C.falling barometric pressure

  D.pumping barometric pressure

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• 2A frontal thunderstorm is caused by ______．

  A.pronounced local heating

  B.wind being pushed up a mountain

  C.a warm air mass rising over a cold air mass

  D.an increased lapse rate caused by advection of warm surface air

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• 3Sometimes a tropical storm moves so slowly that a vessel，if astern of it，can ______ it．

  A.go ahead

  B.approach

  C.proceed near

  D.run into

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• 4The engine ______ smoke and steam．

  A.gives up

  B.gives away

  C.gives in

  D.gives off

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• 5Owing to the big draught of the ship，she has to get alongside by the time of ______．

  A.spring tide

  B.flood tide

  C.ebb tide

  D.slack water

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• 6BASHI：E TO SE 9-10．500M IN HVY SQUALLY SHWRS AND TS．SEA 8-9M．SWELL SE 6-7．From the above forecast，the wind in Beaufort Scale will be ______．

  A.STRONG GALE TO STORM

  B.GALE TO STRONG GALE

  C.NEAR GALE TO GALE

  D.STRONG BREEZE TO NEAR GALE

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• 7MAINLY GOOD BECOMING MODERATE．This forecast probably refers to ______ in acertain area．

  A.visibility

  B.winds

  C.sea

  D.fog

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• 8A shipper of cargo aboard your vessel offers a letter of indemnity for the cargo．This is done in order to obtain a(n) ______．

  A.Clean Bill of Lading

  B.Order Bill of Lading

  C.Straight Bill of Lading

  D.Through Bill of Lading

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• 9Bearings are true reckoned ______ in Admiralty Charts．

  A.clockwise from 000 to 359 degrees

  B.clockwise from 359 to 000 degrees

  C.anti-clockwise from 000 to 359 degrees

  D.anti-clockwise from 359 to 000 degrees

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• 10Admiralty Notices to Mariners，containing important information for the mariners and enabling them to keep their charts and books corrected for the latest information，are issued daily and published in ______．

  A.Weekly Editions

  B.Quarterly Editions

  C.Annual Editions

  D.Monthly Editions

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