问题 更新时间2023/4/3 12:59:00 Harry, who had failed in the final exam, had a great worry ________ his mind.选择一项:A. withB. onC. in 答案 登录 注册 译文:Harry期末考试中失利了,他很担心 正确答案是:on 出自:国家开放大学 >> 人文英语4