按照要求修改句子。
[[QOrDeR]]Is that her belt? (作否定回答)
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【小题2】This is his coat. (改为一般疑问句)
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【小题3】This cat is ours. (改为同义句)
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【小题4】That ismypet dog. (对画线部分提问)
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【小题5】Mr Brownis their English teacher. (对画线部分提问)
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