C266 On Early Teaching

Di Ann had been busy the whole morning and his back was aching. He rubbed his shoulder and waist. It was really painful. He raised his head and called his secretary to his side, "Bring me a cup of coffee." The secretary nodded and turned to make him a cup of coffee.

Di Ann continued to be busy for a while and the secretary reminded him: "Boss, it's time for lunch. You should eat