题目

阅读下面的短文，并根据文章后的题目要求回答1-5小题。 I was 9 years old when I found out my father was ill. It was 1994, but I can remember my mother’s words as if it were yesterday: “ Kerrel, I don’t want you to take food from your father, because he has AIDS. Be very careful when you are around him.”    AIDS wasn’t something we talked about in my country when I was growing up. From then on, I knew that this would be a family secret. My parents were not together anymore, and my dad _______. For a while, he could take care of himself. But when I was 12, his co12．下列比例尺中，表示内容最详细的是（　　）A．1：1 600 000B．二百万分之一C．图上1厘米代表实地距离40千米D．1/5000000