把Is this a photograph of your family改为否定句

把This is a bicycle.This is a Robert's bicycle.This is a Robert's bicycle.改为特殊疑问句 把this is a sheep改为复数句 把This is a yellow coat改为复数形式 this is a bus.把它改为复数句 把下列句子变成复数形式.This is a watch. Is this a book? Yes,this is. This is a man提问( ) is this? 把what is this?翻译 把This is a box and that is a knife.改成复数形式 This is a love this is a japan This is a this is a This is a book this is a Demo This is a secret This is a story This is a