单项选择题
A.What B.How much C.Very D.How
（）a beautiful ship it is!A.HowB.WhatC.VeryD.So
单项选择题（）a beautiful ship it is!
A.How B.What C.Very D.So
By plotting the analysis messages on weather charts，we ...
单项选择题By plotting the analysis messages on weather charts，we are able to（）.
A.prevent any possible accident at sea B.prepare a reasonable forecast of the wind and weather C.help the mariner to fix a accurate ship's position D.aid the salvage of a ship in peril
