王老师:19139051760(拨打)复制微信 题目 更新时间:2023/4/3 16. His success was due to _______ he had been work hard.(本题3.5分) A、 that B、 the fact which C、 the fact that D、 the fact of 答案 登录 注册 标准答案:C 出自:青书学堂 >> 河套学院-大学英语 河套学院继续教育学院