问题 更新时间2023/4/3 12:59:00 They __ ______ good friends and often visited each other. A.are used to being B.are used to beC.used to beingD.used to be 答案 登录 注册 参考答案:D 出自:联大 >> 河南城建学院-水文与水资源工程-英语 C(一)