Passe as frases abaixo para a forma negativa do Past Perfect T...

Passe as frases abaixo para a forma negativa do Past Perfect Tense. (*Observação: Escreva a frase inteira com ponto final. Siga o exemplo conforme a letra A) do exercício.) Sua resposta

a) They had worked well yesterday. RESPOSTA: They had not worked well yesterday.

b) Peter had realized that the place was so dangerous.

c) I had heard you knocking the door because I was sleeping.

d) I had read that book before.

e) I had been to USA before we went.