As frases interrogativas no passado pedem a estrutura:
DID + sujeito + VERBO NO PRESENTE + resto da frase
Exemplo: DID you DO your homework?
1) Did he give flowers to his girlfriend?
2) Did the author publish a novel?
3) Did they show the city to the visitors?
4) Did my friends write e-mails yesterday?
5) Did the father offer his son a new job?
Did the father offer a new job to his son?
6) Did the man destroy his own house?
7) Did the workers build a beautiful building?
8) Did the teacher teach a beautiful lesson?