Respuesta:
Corregido quedaría así (en negritas las correcciones):
A: Did you steep-well last night?
B: No, I didn't
A: I went on a picnic last Saturday.
B: Did you have fun?
A: Did you eat anything at the party last night.?
B: No, and we did not drink anything either.
A: I didn't see my keys on the table.
B: I put them In your bag.
A: Did you go to school yesterday? B: Yes, I did