What is it, chained down?怎么翻译?

What is it, chained down?怎么翻译? -__in the box?-There is a book in the box.A What's B What is it C What's there D What are__twice,the postman refused to deliver our letters unless we chained our dog.A Being bitten B Bitten C Having bitten D To be bitten__by the advance in technology What colour is it? what time is it what time is it? it,is,what,time? what colour is it? what is it? what it is what is it what color is it what is it over what is it like? What color is it What is it What is it. what color is it What color is it