下列可以直接计人工程对象的费用是( )。
A．支付给生产工人的工资
B．差旅交通费
C．支付给管理人员的工资
D．办公费
参考答案：A
教学原则是根据一定的_________和对教学过程规律的认识而制定的指导教学工作的_________。
Which of the following statements best describes humor in China a. It is more or less the same in all parts of the country. b. It is drastically different in every part of the country. c. It is distinguished from Hong Kong. d. It is more a verbal act than a physical act in the north.
