Find a mistake and correct it in each sentences

Find a mistake and correct it in each sentences 
1 what was she do while her mother was making lunch? 
2 where did you went last Sunday? 
3 they weren't sleep during the meeting last Monday 
4 He got up early andand have breakfast with his family yesterday morning 
5 she didn't broke the flower vase .Tom did
6 last week my friend and I go to the beach on the bus
7 while I am listening to music,  I heard the doorbell 
8 peter turn to the TV, but there was nothing interesting