25 goes
26 played
27 was taking
28 had lived
29 have been preparing
30 will have built
31 will return
32 will be flying
33 called
34 is doing
35 will live
36 will have been living
37 play
38 don't understand
39 have been typing
40 have finished
41 have been waiting
42 was sleeping
43 haven't seen
44 will go
45 has left
46 will have flown
47 are fishing
48 haven't slept