Birling feels he has told the Inspector everything. At this point Sheila enters. He tells her to 'run along'. What attitude does Birling adopt towards the Inspector at this point?

Sheila enters from the drawing room to find out what is happening, and she is surprised to see the Inspector. As Birling attempts to shoo her out, the Inspector asks her to stay, much to Birling’s chagrin. He launches into an angry little speech, telling the Inspector he has “half a mind to report you.”