王老师:19139051760(拨打)复制微信 题目 更新时间:2023/4/3 19.(4分)He was only in__ at the time. A. his 20.s B. the 20.s C. his twenties D. the twenties 答案 登录 注册 C. his twenties 出自:其他 >> 兰州大学大学英语(3) 兰州大学继续教育学院