He mistook the reason for the look on my face.

There was no mistaking the look of concern on his friend's face.

There was no mistaking the next figure on the screen.

But there was no mistaking the simple shock on his face.

Lane and her assistants could not be mistaken on such a point.

A castle, yes, and no way he could be mistaken on this occasion.

There was no mistaking the centre of activity on the street.

Could I be mistaken on such a basic point?

But the city official, who has worked in the tunnels for years, said the embassy officials were mistaken on that point.

But we also reject this report because of the trade strategy it advocates, which is in our view mistaken on at least two important points.