危险化学品特种作业人员必须具有（）及以上文化程度。
A、初中
B、高中或者相当于高中
C、中专
参考答案：B
An investor purchases a property for $1000000, financing 92 percent of the purchase price. He plans to sell the property four years later for $1200000. The expected net cash flows for the investment are as follows:（）
A．$25312
B．$23450
C．$169564.
构成一般货运事故的条件是什么？
