高校问答是一部内容开放、自由的互动网络百科全书客观、专业、权威的知识性百科全书
来源:百度文库 编辑:高校问答 时间:2024/07/08 09:17:41
how are you doing?i am doing great,how about you?so so.
hello。how do you do. how do you do. how are you? i'm fine,thank you.and you? i'm fine ,too.