A mastery may pertain-to a development.Logical formLearned from5 sentences. Persons may achieve mastery.Logical formLearned from5 sentences. Mastery may undergo a test.Logical formLearned from5 sentences. A mastery may pertain-to forms.Logical formLearned from5 sentences. A mastery can be constituted-of-or-filled-with (math concepts).Logical formLearned from5 sentences. Mastery may pertain-to a situation.Logical formLearned from5 sentences. A mastery can be encyclopedic.Logical formLearned from5 sentences. Students may demonstrate mastery of skills.Logical formLearned from5 sentences. A path can be to mastery.Logical formLearned from5 sentences. Mastery can be over persons.Logical formLearned from5 sentences. Mastery can be impossible.Logical formLearned from5 sentences. (Mastery quizzes) can be weekly.Logical formLearned from5 sentences. Mastery can be in a field.Logical formLearned from5 sentences. A mastery may pertain-to a human figure.Logical formLearned from5 sentences. A person may show mastery.Logical formLearned from5 sentences.