No, my lad, I'm not going to operate on you instanter, but I do want my reflector.
The magnetic influence cannot be seen--is this a reason that it does not operate?
I could not operate the mechanism of invisibility of De Boer's X-flyer.
It is possible to operate the spindles at a remarkable speed.
Oh to be allowed to operate properly, as grown-up people do!
He strove ...