单项选择题

Generally speaking，in the Northern Hemisphere，when winds are blowing from between SE and SW the barometric reading（）.

A.makes no change at all
B.is somewhat lower than it would be for winds from a northern quadrant
C.is uncertain and may fluctuate by increasing and decreasing
D.is somewhat higher than it would be for winds from the northern quadrant

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单项选择题

General requirements for a vessel’s radiotelephone station log are that（）.

A.logs must be kept in an orderly manner
B.erasures are not allowed
C.it must identify the vessel's name and official number
D.All of the above

单项选择题

General information on enroute weather and climate is found in（）.

A.the Sailing Directions and the Coast Pilot
B.a weather fax
C.the Local Notice to Mariners
D.the Light List