It was a singular thing to do and in those days unheard of.

It would be a singular thing for me to keep it.

Rather a singular thing to do; has anyone ever explained it?

Perhaps the most singular thing is that there is no crime here.

And meanwhile, a rather singular thing, there was not a single one to be seen.

The most remarkable and singular thing in the world.

As it passed that spot, the torpedo did a singular thing.

Upon taking office he did a singular thing, with singular results.

Then the fire god did a most singular thing.

There was no change in the beeping that came from the singular thing.