Помогите Choose the right words to complete the sentences

Question

You(wasn't;weren't)(listened;listening) to Jim while he(was;--)(telling;tells) us a joke.
We (was;were)(walk;walking) in the park, (talking;talks ) and (ate;eating)  ice cream.
I(was;were)(reading;reads) , and my sister(was;were)(playing;plays) the piano.
At 7 pm I(was;were) still (clean;cleaning) the house.

anatolii_zinin_5 · Accepted Answer

You weren't listening to Jim while he was telling us a joke. 
We were walking in the park, talking and eating ice cream. 
I was reading, and my sister was playing the piano. 
At 7 pm I was still cleaning the house.