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：2024/07/13 23:52:08
He found that great changes had taken place here.
He found here has taken place a great changes.
He found that a great change has been take place at here.
高校问答