Dạo này học căng thẳng hơn các dạng trở nên khó hẳn=> các bạn sẽ thấy mệt mỏi => vào đây để học hỏi 1 cách thoải mãi nào ! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Vào bài chính luôn nha: (Dịch sang tiếng anh ) Business logics Father: "I want you to marry a girl of my choice." Son: "I will choose my own bride!" Father: "But the girl is Bill Gates's daughter." Son: "Well, in that case...ok" Next Father approaches Bill Gates. Father: "I have a husband for your daughter." Bill Gates: "But my daughter is too young to marry!" Father: "But this young man is a vice-president of the World Bank." Bill Gates: "Ah, in that case...ok" Finally Father goes to see the president of the World Bank. Father: "I have a young man to be recommended as a vice-president." President: "But I already have more vice- presidents than I need!" Father: "But this young man is Bill Gates's son-in-law." President: "Ah, in that case...ok" This is how business is done!!!