Question

como si responder frases inglês do past continuos?

Answer 1

Se usa o sujeito+ was/were(passado)+ (verbo+ing)+complemento

Ex: I(sujeito) Was(passado) Watching(foco ing) my tv

O continuous é como se fosse o gerúndio na língua portuguesa

Answer 2

Para respostas você pode usar : yes + sujeito + was ou were ( afimativa) ou No + wasn't / weren't

Were you working yesterday ? yes ,  I was ou no, I wasn't
Was she studying ?  Yes , she was  ou no , she wasn't