what colour is your new dress 为什么不加a

What colour is your What colour is your hair? what is your pen colour What colour is your coat变成陈述句 What's is your (favourite)colour? What colour is your schoolbag是什么意思 what colour is your umbrella怎么回答 What colour is your schoolbag英文回答 What colour is your bag怎么回答 What colour is your bag?的中文 new,blouse,is,what,your,colour.组成 what colour is your clothes?怎么改? 改错what colour is your shorts? what colour is your dress?和 what is your dress colour?哪个是对的? What colour is your shoes?还是What colour are your shoes?正确 what is your favourite colour what colour do you like有什么区别? What colour is your bag怎么回答现在就有啊, what colour is your T-shirt? 怎么回答