it could be (carol's) book 对划线部分提问 ____ ____ could it be?

来源：学生学帮网 编辑：学帮网 时间：2024/07/03 02:19:49

it could be (carol's) book 对划线部分提问 ____ ____ could it be?

对画线提问：Whose book could it be?它是谁的书?
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