When Foster didn't turn up, they'd naturally assume he was dead.

You see he naturally assumed that the girl had thrown herself over.

I naturally assumed that Annie would be there with me.

That you'd naturally assume 1 was female unless told otherwise.

You are in a strange place and have quite naturally assumed that there is potential danger here.

I naturally assumed that it was the cup you were after.

The woman sat oddly in the wheelchair, a position no one would naturally assume.

And you naturally assume there's no connection between the two.

He naturally assumed that Nicholas was another in the long line bent on using his daughter.

He would have naturally assumed that Kathy had hidden them there.