What did you do this morning?
Why did he leave yesterday?
Who did you call 5 minutes ago?
When did they eat last week?
Where did she die?
What did they say this afternoon?
Who did you contact?
When did you finish school?
Where did you buy that shirt?
Why did he arrive 5 minutes later?
PARA RESPONDER SERÍA:
I went to New York - Fui a New York (positivo)
He went to New York - El fue a New York (positivo)
I didn't go to New York - No fui a New York (negativo)
He didn't go to New York - El no fue a New York (negativo)
I studied on Saturday. (positivo)
I didn't study on Sunday.(negativo)
Espero te sirva!