对划线部分提问：划线部分：a ruler 向题：it is a ruler under the对划线部分提问：划线部分：a ruler 向题：it is a ruler under the desk
网友回答
what is under the desk
======以下答案可供参考======
供参考答案1:
what is that under the desk？
供参考答案2:
what is it under the desk
供参考答案3:
what's under the desk?
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