Dad told me that my sister is recently made Certificate in teaching Singapore said there is a very great encouragement to sister work above, listen to Dad talk about things, I asked Dad Certificate in teaching Singapore on behalf of what, Dad would tell me specifically about heard Dad said I feel very elder sister good dad, I want to say it to her sister as an example to study hard in the future beyond the elder sister, I heard my father say so, I will tell my father, my sister has always been my life with an example I will study hard not to let him with my mother and sister down, Dad heard I say that he is particularly happy, my sister and I are very excellent.