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
问题描述:
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
答