第20题: [单项选择]She refused to__________the door key to the landlady until she got back her deposit. A. hand in B. hand out C. hand down D. hand over 参考答案:D 答案解析:[解析]考点:短语辨析。hand in表示“上交”、“提交”等。hand out表示“取出”、“分发”、“施舍”等。hand down表示“把……往下传递”、“把……传下去”等。hand over表示