單項選擇題

What benefit is a weather bulletin to a mariner（）.

A.It provides a legal reason to cancel a projected voyage
B.It allows the mariner to make long term weather forecasts
C.It is of little benefit since the weather changes frequently and rapidly
D.It gives the mariner time to prepare for weather changes

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單項選擇題

West backing south-west gale 8 locally storm 10（）then rain or sleet mainly good.

A.windy showers
B.showers with winds
C.wintry showers
D.showery winds

單項選擇題

Weather observations provided by each weather station include all of the following except（）.

A.temperature
B.visibility
C.predicted weather for the next twelve hours
D.barometric pressure and change in the last three hours