根据n多题专家分析，试题“—I can’t find Mary. Where’s she?—Sorry, I don’t know ______.A．where has she beenB．where she has beenC．where has she goneD．where she has gone…”主要考查了你对 【宾语从句】 等知识点的理解和应用能力。关于这些知识点的“档案”，你可以点击相应的链接进行查看和学习。
◎ 相似题
与“—I can’t find Mary. Where’s she?—Sorry, I don’t know ______.A．where has she beenB．where she has beenC．where has she goneD．where she has gone”考查相似的试题有：
