（in above unber with behind) 用这些单词填空
问题描述：
（in above unber with behind) 用这些单词填空
There is house _______ the mountain.The boys are playing _____ the dog ______ the big tree.Some birds are flying ________ it.Mum is cooking _______ the house.
答
There is house behind the mountain,the boys are playing with the dog under the big tree.Some birds are flying above it.Mum is cooking in the house.