| 1 | Diligent study is a prerequisite for success. | |
| 2 | Hard work and persistence are necessary for achieving success. | |
| 3 | By studying hard, he successfully overcame his learning difficulties. | |
| 4 | His diligent training made him a great athlete. | |
| 5 | She studies very hard so that she can get into her ideal university. |
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