I've lost two small hairbrushes,Claire.They're a pair. Have you looked carefully everywhere? Yes.They're nowhere here. Have you looked upstairs? Yes.I've looked everywhere upstairs and downstairs.They aren't anywhere. Hm!Are they square,Mary? Yes.They're square hairbrushes.Have you seen them anywhere? Well,you're wearing one of them in your hair. Oh!Then where's the other one? It's over there under the chair.