1 working
2 closing
3 raining
4 running
5 taking
6 studying
7 having
8 laughing
9 running into
10 going
11 doing
12 making
13 flying
14 taking
15 being
16 hearing
17 leaving
18 visiting
19 worrying
20 helping
21 running
22 meeting
23 meeting
24 losing
25 cheating