what is your name and address?为什么谓语用is

what is your name and address?为什么谓语用is what is your name and address 这句话中有两个名词为什么要用is? and what is your name? What's your name?为什么不是your name is what? what is your name 中为什么用your is ,your,what,name what is your name what is your name? what is your english name and chinese name what ia your address还是where is your address? What ----- your name and your phone number?is还是are What is your name and your phone number?和What are your name