Решение задания :выделите сказуемое, определите его видо-временную форму и укажите инфинитив:1.W.When I entered the office,the secretary was typing some letters. 2.What are you talking about? 3.Did you travel around Europe lest year? 4.Don't come at 6, I shall be doing my homework. 5.Will you come to the party with me? 6.Every day my aunt bakes a cake for lunch. 7.Yesterday I came home late. 8.What were you doing yesterday all day? 9.I shalln't play the piano tomorrow.