answered, replied
Por favor me perdoe por não ter respondido à sua carta.
Please forgive me for not replying to your letter.
Tom poderia ter respondido todas aquelas perguntas.
Tom could have answered all those questions.
Desculpe-me por não ter respondido antes.
I apologize for not replying sooner.
Tom poderia ter respondido todas aquelas questões.
Tom could have answered all those questions.
Eu devia ter respondido a Chris Markofferson mais cedo.
I should have replied to Chris Markofferson sooner.
Você deveria ter respondido a carta dele.
You should have replied to his letter.
Americanos teriam respondido diferente dos japoneses.
Americans would have responded differently than the Japanese.
My mistake was replying.
Pensei que Tom tivesse respondido todas as suas perguntas.
I thought Tom had answered all your questions.