in their house house为什么不加s

in their house house为什么不加s in their house 中house为什么不加s house是单数吗为什么in their house不加s People will have computers in their house.改为同义句 They were busy carrying earth in their mouths to stop up the door of their house. a pair of earth villagers in their field with their house on wheels是啥意思 in-house怎么翻译? stranger in my house In The House 歌词 in a new house IN HOUSE怎么样 put its house in IN HOUSE怎么样 ALL IN HOUSE怎么样 in house date是 In My House 歌词 wendy in the house 改病句：in the evening in febrary they had different party in their friend is house.