what are these?

what are these ? These are ( )? what are these ones? what are these? what are these keys ( what.are.these?中文 what are these?or whose are these? What _____ these keys?Are these yours? What are these in English? What are these?怎么回答 What are these trousers made_____? What are these的缩写 these,shoes,color,what,are