按要求改写句子,每空一词

按要求改写句子,每空一词
These books are (fifteen yuan).(对括号部分提问)
_________ ___________ ___________ these books?
My sweater is (thirty yuan).(对括号部分提问)
_________ ____________ _________ your sweater?
I like (blue).(对括号部分提问)
__________ ____________ do you like?
Mrs Smith wants a black skirt.(改为一般疑问句)
_________ Mrs Smith __________ a black skirt?
--How much are the shorts?(补全答语)
--____________ _____________ 30 yuan.