...That’s a very Harry-like exclamation. But I don’t think even HJPEV could manage to replace Mad-Eye Moody with a Polyjuiced and Time-Turned version of himself. But then again, this whole chapter was in distant third person, and we don’t know what Harry knows or how he knows it...
“What the crap” is also not a very Moody-like exclamation.
...That’s a very Harry-like exclamation. But I don’t think even HJPEV could manage to replace Mad-Eye Moody with a Polyjuiced and Time-Turned version of himself. But then again, this whole chapter was in distant third person, and we don’t know what Harry knows or how he knows it...
I could OTOH easily imagine him saying “What the hell” instead.