1)fed
2)were you doing. was feeding
3)did your brother do. played
4)began
5)was cooking
6)were playing
7)did not go. was writing
8)did come. came
9)came, was making
10)did not go
11)were you doing, came
12)were...having
13)did not go
14)went
15)was sleeping
16)were playing, started
17)saw, was crossing
18)began
19)was repairing
20)finished