1.Her son has finished
2.My brother was training
3.My sister is bought
4.I have not danced
5.Nick came,his friends were playing
6.When did your sister go
7.My friend has just recovered
8.I have never been
9.We were talking
10.I spoke
11.Kate has washed
12.Has your mother returned
13.She was doing
14.The cat drank ,I had given
15.Have you ever been