1) goes, hasn't gone
2) won't start, doesn't come
3) will leave, don't come
4) has read, reads
5)saw, haven't seen
6)has been knowing, hasn't met, saw, was
7) is your train leaving, will
8)said, hasn't finished, will
9) was, had played
10)came, had had, said, isn't, wants
11) did they both do
12) are you doing, am looking, have seen
13)will, returns
14) thinks, can't (won't be able to)