单项选择题
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
单项选择题 Weather information is available from（）.
单项选择题 Weather forecast messages are usually（）.
单项选择题 Weather conditions in the middle latitudes generally move（）．
