1) was- was. was Ringing, answered- was. Read didn't hear.
2) What was you doing- was working. Was, didn't see.
3) Celebrated, were. Came, was playing, were dancing.
4) Is playing.
5) Like
6) Looked, was raining, were hurrying.
7) What did you do - I had
8) Came, saw, were sitting. Was reading, live.
9) Worked.
10) Was raining .
11) Where is your sister?- She is. Is doing.
12) İs brushing. Cleans.
13) Is sleeping.
14) Are talking. Talk.