彼が終えたことは確かだ。の英語

I am positive that he has finished.

I'm certain that he has finished.

it was his last wish

Everything was in order until he came.

He was supposed to come.

Did he notice that?

He had every reason for doing so.

That he will succeed is certain.

He looked terrible at that time.

Everything was in order until he came.

That he will fail is certain.

Already he was aware of it.

He was frantic, wasn't he?

I did so at his urgent request―at his pressing instance.

He was afraid about what was going to happen.

He will have arrived safely, I trust.

He hasn't come already, has he?

He seemed to have thought so.

I believe that he gave up on that.

He is sure [certain] to succeed.

It is certain [a certainty] that he will succeed.

I am sure [certain] that he will succeed.

I am confident [sure] of his success.

I consider that he gave up on that.

I take it that he abandoned hope for that.

It is certain that he will succeed.

It was clear that he went there.

Undoubtedly he did it.

I think he has done it.

He took it in his stride.