查人人中国名人网是一部内容开放、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:查人人中国名人网 时间:2024/04/29 12:42:43
I did not know which I did do am wrong.
I don't know where(what) I was wrong.
你的题目呢?