Помогите поставить глаголы в скобках в правильную форму в нужном времени:

James Raymond is a famous explorer. He always (be) interested in visiting unknown places of distant lands. James just (return) from his (late) journey. Ron, a journalist, interview James now.
R o n; When you first (become) interested travelling?
J a m e s: I can (tell) you the extact day. I (sit) in the library reading a book. Suddenly I (see) a picture of high mountains around a beautifull lake. At that moment I (decide) to become an explorer.
R o n: How long you (travel)?
J a m e s: For more than twenty years. I (visit) so many (country) sinse the day of my first travel.