问题 更新时间2023/4/3 12:59:00 22. He appreciated ____ the chance to deliver his thesis in the annual symposium on Comparative Literature. (A) having given (B) to have been given (C) to have given (D) having been given 答案 登录 注册 参考答案：D 出自：文才 >> 郑州工程技术学院-大学英语（2）.
问题 更新时间2023/4/3 12:59:00
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