I failed to note that he had left.（英译中)

We have reason to believe that he was murdered.（英译中)

He asked me to marry him but I refused.（英译中)

I refuse to answer that question.（英译中)

I had no reply to my letter.（英译中)

When he quieted down, I began to tell him the truth.（英译中)

I had remembered in minute detail everything that had happened.（英译中)