Is this your photo?改为复数句

Is this your photo?改为复数句 Is that your family photo?改为同义句 This is her uncie.改为复数句 Alic Is This your photo改为同义句 is this your dress?改为复数句 IS this your sister?(改为复数句) Is this your duck?(改为复数句) This is your teacher 改为复数句 is that your photo改为复数句 are these her borthers 改为单数句 把下列句子改为复数形式 This is my key That is your photo He It is a photo (改为复数句) IS this your sister?(改为复数句） This photo is mine改为同义句