are these/those your rulers?(作肯定回答)

are these/those your rulers?(作肯定回答) Are those your rulers 作否定回答 Are those your brothers?(作肯定回答） Are these your sisters?（作肯定回答） Are these your lunchboxes.（作肯定回答） 1.Are these your parents?(做肯定回答） 2.Those are my friends.(改为一 Are these rulers those ______(child)? Are those your parents?肯定回答 Are those your parents?做肯定回答 Are these his pictures?作肯定回答 Are these cars?作肯定回答 Are these your pants?的肯定回答