2. Betty and Jane … (to argue) for half an hour when their parents returned home. 3. Why did Ed miss his training yesterday? — He couldn’t come because he … (to prepare) his project all day yesterday.
4. … Isabel… (to work) as a secretary for four years before she moved to another town? — No, she …. She … (to work) as a secretary just for two years.
5. … Pete … (to play) computer games all the evening last Friday? — No, he …. He … (to write) an essay for two hours and then he went for a walk.