What are the two words about diligent study?

The two words about diligence are: study hard, study hard, study hard, concentrate and so on.

First of all, study hard [D incarnation Xu]

Explanation: concentrate on your studies.

Biography of Boyi in Historical Records: "Although Yan Yuan was a scholar, he stopped following in his footsteps and made great achievements."

Second, study.

Interpretation: study and read aloud.

Qing Pu Songling's Strange Tales from a Lonely Studio Hu Siniang: "Apart from library students, it is prosperous. Children despise different foods, and servants are salty. Silence is not short or long, and reading is very bitter. "

Third, study.

Explanation: In-depth study.

"The Biography of Zheng Xuan in the Later Han Dynasty": "He seeks the way of a gentleman, learns without taking it, respects it cautiously, and is close to virtue."

Fourth, work hard [kè k incarnation]

Interpretation: (study) hard.

Tang Hanyu's epitaph to Liu Zihou: "Living in leisure benefits from hard work, so please remember."

Five, concentrate on [zhu ā n x and n]

Explanation: single-minded, single-minded.

Han Feizi's loyalty and filial piety: "Concentrate on the victims and be a loyal minister."