企业的经营风险部分取决于其利用固定成本的程度。 ( )
参考答案：对
解析： 企业的经营风险部分取决于其利用固定成本的程度。
根据首字母或汉语提示填入适当的词。
1. He can't speak in front of people. He is s_____.
2. I'll study hard. I don't want to let my parents d_____.
3. He is _____ (自信的) to pass the exam.
4. Without my _____ (允许), don't touch my things.
5. I am very busy. Don't b_____ me, OK?
6. The population of the world i_____ very fast.
7. He is _____ (精力充沛的). He can do everything well enough.
8. Do you know the h_____ of the basketball?
宋先生夫妇有一个孩子宋文，宋文将在10年后上大学，学制为4年，学费的现值为每年2万元。假设投资报酬率为8%，学费成长率为3%，那么当前宋先生夫妇应一次性投入______万元作为教育准备金。(答案取最接近值。)
A．4.64B．5.23C．5.56D．6.37
