This desk is red 改为反义疑问句

This desk is red 改为反义疑问句 This desk is red 改为选择疑问句 This is a desk.(改为一般疑问句) I don't believe this is right.改为反义疑问句 this is a red pen怎样改为一般疑问句 this is a red apple改为一般疑问句 Don't write on the desk.改为反义疑问句 Their hips are too much red.请改为反义疑问句. There is only one book on the desk反义疑问句 That is your desk.改为一般疑问句 This is a teacher's desk(改为一般疑问句,并作否定回答.）求教 This is a desk.(一般疑问句）