问题 更新时间2023/4/3 12:59:00 He is only too ready to help others, seldom, ____, refusing them when they turn to him.A.if never B.if ever C.if notD.if any 答案 登录 注册 参考答案:B 出自:联大 >> 河南城建学院-道路桥梁与渡河工程-大学英语 3