those are her brothers.怎么改为一般疑问句

Those are her books her画线 提问 Those are her photos改为单数形式~ Are those her friends?(作否定回答) Are those her erasers改为单数句 Those her pencils are red 改错 Those are her jeans改为同义句 those are her cousins （改为单数形式) those are her books 改成单数 Those her pebcils are red .改错 those are her 后面应填什么? Those are her trousers.(改成同义句)Those trousers are__. Those are her friends.中的her是什么句子成分 those are her yellow socks .对her yellow socks提问 those are her pens改为一般疑问句 Are 开头的 Those are her CDs.(T )are on the chair. Those are her sister.(改为否定句) Those ___ ____ her sThose are her sister.(改为否定句)Those ___ ____ her sister. those are her brothers.怎么改为一般疑问句 Are those her pens?的同义句是?