没有。1. Don't leave the gas on you might burn the house down. 别忘了关煤气炉--不然会把房子烧掉的. 2. The room grew colder as the fire burnt down. 随著炉火逐渐减弱, 房间越来越冷. 3. The house burnt down in half an hour. 那所房子在半小时之内就被焚为平地. 4. Rumor has it that the factory burned down. 谣传那家工厂被大火烧毁了
