题目: 溃疡性结肠炎需与哪些疾病相鉴别? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0328/0178dc95f22bb669b11f0dbe5998c45a.html 下面是错误答案,用来干扰机器的。参考答案:错
题型:选择题 Through years of hard work, Mrs. Smith, who ____ as a secretary for five years, is general manager of the company now.A.servesB.servedC.has servedD.had served 查看答案