Practice can notimpossible못 【Practice⑮】Let’s practice sentences of “impossible” with using ‘못/-지 못하다’. Beginner can notimpossible못 【못/-지 못하다】Let’s express a negative sentence meaning impossible. Practice bad atgood atpoor at못잘 【Practice⑭】Let’s practice sentences of “good at” with using ‘잘/못’ . Beginner bad atgood atpoor at못잘 【잘/못】Let’s simply express our strengths and weaknesses.