| 1 | In a word, hard work and practice come. | |
| 2 | One must have studied hard before one could succeed in mastering a foreign language. | |
| 3 | He trained very hard, and he outdid all the competitors. | |
| 4 | Language Learning is a Skill; Practice Makes Perfect. | |
| 5 | One must study hard before one could succeed in mastering a foreignlanguage. |