1 She complained of missing her workbook.
2 I insist on my staying in Spb.
3 He complained you of not writing letters.
4 Do you mind my going to bed?
5 Continue doing your homework.
6 He started crying.
7 I can't help admiring this amazing picture.
8 Mom objects to your coming home late.
9 I approve of your working hard.
10 She denied having helped them.
11 Stop making a cat mad.
12 I'm afraid of getting cold.