It was snows yesterday.为什么要把snows改成snowy?理由是什么?

改错 IT WAS QUITE SNOwS YRSTERDAY It was snows yesterday.为什么要把snows改成snowy?理由是什么? it often snows It rarely snows in the south.对snows提问 It rarely snows in the south对snows提问 What's the weather like in Beijing in winter?A.It was fine.B.It's warm.C.It often snows.D.It was cold it snows sometimes.snow为什么加复数? In Harbin ,it sometimes snows very _____..... In winter it often snows ______. It sometimes snows这句话对不对,为什么 It seldom snows here的意思 It usually snows in winter in Canada. when it snows,we often make s_ In January ang february it often snows. 同义句:It often snows in Moscow snows it never and连词成句 When it snows,the t___ will fall. n the winter ,it often snows,改错、还有一道改错：In was snows yesterday上面一道忘打了I，是In我还想问什么时候用rain，什么时候用rains，有什么时候用rainy？