A ratio may be expressed.Logical formLearned from8 sentences. A parent may express concern.Logical formLearned from8 sentences. A doctor may express doubt.Logical formLearned from8 sentences. A professor may express doubt.Logical formLearned from8 sentences. A group may express support.Logical formLearned from8 sentences. Children may express emotions.Logical formLearned from8 sentences. A man may express a disappointment.Logical formLearned from8 sentences. Benefits may be expressed.Logical formLearned from8 sentences. A man may express gratitude.Logical formLearned from8 sentences. Children may express emotions.Logical formLearned from8 sentences. Ministers may express appreciation.Logical formLearned from8 sentences. Agencies may express concerns.Logical formLearned from8 sentences. Residents may express interest.Logical formLearned from8 sentences. A rate may be expressed.Logical formLearned from8 sentences. Managers may express concerns.Logical formLearned from8 sentences.