Respostas

2014-04-24T17:25:15-03:00
They were our new neighbors.
It was my cat.
I was at the Lan House yesterday.
You were my best friend.
He was a doctor.

Para passar frases no presente para o passado, troque o verbo to be (am, is, are...) por um dos dois verbos na forma passada (dependendo do sujeito) was e were, e se for necessário, troque a expressão de tempo (today, now) por uma que indique passado (yesterday, last week).
No caso seria o uso do "Do" e "Does", qual situação usar cada um