Question

como passo a frase " Bill was in his bedroom" para negativa e interrogativa?

Answer 1

Para interrogativa: Você primeiro coloca o Verbo to be, depois o sujeito, o complemento e a interrogação.
R: Was Bill in his bedroom?
Para negativa: Você adiciona o not depois do verbo to be. Wasn't sendo a forma contraida de was not.
R: Bill wasn't /was not in his bedroom.

Answer 2

INTERROGATIVA- ''Was Bill in his bedroom?''

NEGATIVA- ''Bill wasn't in his bedroom.''