如何确定Is this her mother?用Yes,it is.还是Yes,she is.来回答

如何确定Is this her mother?用Yes,it is.还是Yes,she is.来回答 This is her bike.对her提问 This is her skateboard.就her提问 this is her skirt.对her 提问( )( )is this? is this her bike.复数 is this her book?回答 This problem is very___for her. This is her mother.改错. This is p_____of her room. This is her bike .( ) is over there this is not her schoolbag,( ) is red. this is a true story about a girl and how her water slide brought her money.如何翻译? This is not her pen.()(her) is on the desk the moth is in the bath帮忙翻译一下 the moth is in the bath的意思 This is her brother.改为复数句子 This is her skirt.怎么提问? This is her book的复数形式