Write the -ing from of the following verbs
1.sing.....
2smoke......
3.see.......
4.try.......
5.advertise .........
6.sit........
7.play.......
8.study........
9.escape........
10.regret......
11.stop.......
12.occur......
13.agree.......
14.make......
15.nod.......
16.admit.......
17.cancel........
18.drop........
19.free......
20.cry.......
21.begin......
22.refer.....
23.dig.....
24.tie.......
25.argue.....
26.enter.........
27.obey........
28.travel.........
29.be.............
30.wait
Va rog imi trebuie in seara asta!