A student may demonstrate mastery.Logical formLearned from2 sentences. A patient may gain mastery.Logical formLearned from2 sentences. Mastery of content may be demonstrated.Logical formLearned from2 sentences. A mastery can be constituted-of-or-filled-with some language.Logical formLearned from2 sentences. A mastery may pertain-to abilities.Logical formLearned from2 sentences. A text/atlas can be from a mastery of (surgery series).Logical formLearned from2 sentences. Test may evaluate a mastery of a subject.Logical formLearned from2 sentences. Mastery may pertain-to an aircraft.Logical formLearned from2 sentences. A student may demonstrate mastery of concepts.Logical formLearned from2 sentences. A path can be to mastery of a language.Logical formLearned from2 sentences. A step can be on a path to mastery of a language.Logical formLearned from2 sentences. A student may demonstrate mastery on a (bridge task).Logical formLearned from2 sentences. A mastery may pertain-to new technologies.Logical formLearned from2 sentences. A mastery may pertain-to options.Logical formLearned from2 sentences. A portfolio may illustrate mastery.Logical formLearned from2 sentences.