And a year later, today the snow is slowly had more than to doubts in the online to answer himself @, answer a is far more than a: global warming and weak cold air forces, did not form is conducive to water vapor transport of atmospheric circulation,中的两种共有6种订法,把这6种订法看作是6的抽屉,把六年级的同学平均分到这6人抽屉,每个抽屉有33个人,余1人,求总人数就用33×6+1=199人