1) Our teacher is telling us a funny story. Наш учитель рассказывает нам забавную историю. Is our teacher telling us a funny story? Who is telling us a funny story? What is our teacher telling us? 2) Our teacher was telling us a funny story. Наш учитель рассказывал нам забавную историю. Was our teacher telling us a funny story? Who was telling us a funny story? What story was our teacher telling us?