It's Tom's pen.对划线部分提问It's Tom's pen.划线的是Tom's.
问题描述:
It's Tom's pen.对划线部分提问
It's Tom's pen.划线的是Tom's.
答
Whose pen it is
It's Tom's pen.对划线部分提问
It's Tom's pen.划线的是Tom's.
Whose pen it is