Question

escreva no tempo passado There is a Knife on the table .​

Answer 1

"There was a knife on the table."

Explicação: "was" e"were" são usados para frases no passado.

Were para they, we e you.

Was para I, he, she e it.

Espero ter ajudado :)

Answer 2

Resposta:

There was a knife on the table.

Explicação:

Quando o tempo é passado o verbo "be" passa a ser was ou were, nesse casa o verbo fica "there was" pois a frase está no singular.