a................I know him since we were.
b.I have been working here on and off for the last seven years.
c.When did you moved here?
d.We have been living in the same house.......
e.I haven't spoke to John yet,but he ..........
f.I have already did my homework,.......
g.................because I have just returned from my holyday.
h.Who broke the window.....?
i.Have you ever been to Brasil?
j.Which film you like more,...............?