项目评估方法论原则是综合与单项相结合，( )。
A．以综合为主
B．以单项为主
C．灵活应用
D．重在准确
参考答案：A
人工售票机
In front of the reading room of Yangzhou High School, a notice reads, “When you finish the book, please ________ it on the shelf.”
A．replace
B．twist
C．reform
D．pin
