This is a red desk.对 a red desk怎样提问?

This is a red desk.对 a red desk怎样提问? This is a red desk.的问句是什么 急. This desk is red 改为选择疑问句 This desk is red 改为反义疑问句 This is a red book.对red提问怎么答? This is a desk 复数 怎样对A red desk is on the bed转换成一般疑问句? This is a desk.(对画线部分提问）desk画线 It is a desk 对desk 提问 This is a red ruler对划线部分提问划线部分：a red ruler This is a red apple.对画线部分a red apple 提问 This is a red bag（对a red bag 提问） This is a red dask.划线部分：a red dask.对划线部分提问 This is a desk.(就a desk 提问） 对划线部分提问This is a book（a book）.That is a red book（a red book）. 这是一件红白相间的夹克衫吗?是的那是一块白色的橡皮吗?不,它是一块黑色的橡皮.那是一把黄色的尺子吗?不,它是一把黑色的尺子.这支钢笔是黑白相间的.This is a red desk.（对“red desk”进行 this apple is red对划线部分red的提问 This red bag is mine.对red提问