【正文】
s his/hers. A: Are these/those your...? B: Yes, they are. No, they aren39。t. It39。s my.... It39。s his/hers. A: Are these your…? B: Yes, they are. A: Are those your...? B: No, they aren39。t. It39。s my.... It39。s his/hers. Are these /those your books? Yes, they are. No, they aren’t. They’re his/her books. They are his/hers. A: Are these your....? B: Yes, they are. A: Are those your....? B: No they aren39。t. It39。s my.... It39。s mine. No, it isn’t