A. said B. says C. say
A. Sorry, I can't. I have to finish my homework first B. No, I am not. I'm very busy now C. Yes, I do. I like it very much
A. 企业销售不动产一栋 B. 邮电部门销售信封 C. 企业提供加工修配劳务 D. 企业转让无形资产
A. 正确 B. 错误