Underline the most appropriate verb structure.
a) I'm remembering / remember where I was when I was hearing / heard about Princess Diana's death.
b) Over the years, I've seen / saw the footage of JF Kennedy's assassination loads of times.
c) I've watched / watched the news about 9/11 live on TV.
d) I 'm thinking / think that Bill Clinton was / has been a good president.
e) I used to / would love flying, but airport security checks have changed / had changed how I feel about it now.
f) The recent global rec ssion was affecting / affected me personally.
g) I never enjoyed / 'd never enjoyed the Olympic Games until I've seen / saw the last one.