项目的财务盈利性评价是站在( )立场考察项目的经济效益。
A．企业投资者
B．社会
C．国家
D．企业管理者
参考答案：A
用所给词的适当形式填空。
1. I _________ (be) in Hangzhou last week.
2. He couldn't _________ (answer ) the question.
3. There _________ (be) some bread and two apples on the table, but where are they now?
4. He_________ (has) a bowl of porridge and went to work.
5. We _________ ( get) the news yesterday afternoon.
当前短波电台调制方式一般为（）.
A.单边带调频
B.单边带调幅
C.双边带调频
D.双边带调幅
