王老师:19139051760(拨打)复制微信 题目 更新时间:2025/11/28 The fact was proved __________ specific speech sounds are recognized by babies as young as 6 months old.A、which B、what C、thatD、whose 答案 登录 注册 C 出自:江开 >> 大学英语B2252 继续教育学院