按要求完成下列各句。(10分)
(1)This is my computer.(变为一般疑问句)
________ this ________ computer?
(2)It's 5:00.(就画线部分提问)
_______ ________ is it?
(3)I have eight clocks.(就画线部分提问)
________ ________ clocks do you have?
(4)Is this your classroom? (作肯定回答)
________,it ________.
(5)It's red.(就画线部分提问)
________ ________ is it?