私だけがそれをやった。の英語

I alone did it.

I got it for nothing.

I did that by myself.

I did that.

I myself did it.

I have done it already.

I've done it already.

This I have done.

I did this.

I have [I've] done it.

I was hesitating about that.

As a matter of fact, I did it.

I did all I could.

I was watching that the whole time.

There was no one left but me.

I did those procedures a while ago.

I achieved that.

I made that.

I did it once.

That's just what I was going to say.

I had that fixed.

I finally did that.

We did it ourselves.

I built it.

This is how I did it.

I neglected that.

I only did what I ought to.

I started to hate doing that.

I understood it.

I agreed to it.