王老师:19139051760(拨打)复制微信 题目 更新时间:2023/4/3 The kids lay face down on the beach, their backs _________to the sunA. exposingB. exposedC. having exposedD. were exposing 答案 登录 注册 A 出自:麦能网 >> 河南大学大学英语 河南大学继续教育学院