Is this your skirt?还是Is that your skirt?

Is this your skirt?还是Is that your skirt? is this your skirt ( ) is your shirt and skirt.This is ( ) my skirt.( ),sir. IS THAT YOUR SKIRT?肯定回答? How much is your skirt? Mum ,where is my skirt?Is this your This is your blue skirt.（改为同义句） This is your blue skirt.（改为一般疑问句） Is that her your skirt?这句话对吗? Here is your shirt and skirt 正确吗 如果不正确 那么This is your shirt ( ) is this skirt? Is this ( )new skirt?