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.

has always been has just returned from his latestis interviewingdid you first becometellwas sittingsawdecidedHow long have you been travelling?I have visited so many countries since....(countries)