Rick wondered if it was possible to go back into the past to alter one's own life.

Rick wondered aloud, moving as if to sit up.

Rick wondered again what impression he was making on the Roman officers.

An excellent idea in theory; Rick wondered how well trained they were.

Rick wondered if the two of them had again achieved near-identical scores.

She jetted away, leaving Rick to wonder what was going on.

Rick watched it and wondered if they'd be around to look at it tomorrow night.

And who, Rick wondered, would he be calling in the middle of the night?

As he crossed the cavern, Rick wondered why the professor was going that way.

Rick wondered if the man had gone up the path to the secret pasaage.