Those are his keys.(改为一般疑问句,并作否定回答)

Those are his keys.(改为一般疑问句,并作否定回答) this is his green pen 改为一般疑问句 those are her keys 改为一般疑问句 Those are some keys.(改为单数） Where are his keys用什么回答 怎么把Are those your keys改为单数形式? Those are (my keys).对括号内提问更急 Those are a set of keys改为一般疑问句 Those are my keys.____ under the desk. Those are my keys .对画线部分提问（画线部分是 my keys） 1-Are those your sons?(改为单数形式） 2-Are those his keys?(改为单数形式）zoo（改为复数形式 ）This is my brother.（改为一般疑问句）Are your her sister?(作否定回答） This is his daughter 改为负数句 Those are keys 改为单数句 David is my brother 改为一般疑问句This is his daughter. 改为负数句Those are keys. 改为单数句David is my brother. 改为一般疑问句 Is Tony her brother? 作肯定 His Keys are (on the sofa)对划线部分提问 His keys are on the bed.改为一般疑问句. his keys are (on the table) 对括号的提问 are his keys in the schoolbag作否定回答 where are his keys?用in the drawer回答 Where are his keys?用in the bag回答 his keys are in the bag对画线部分提问