The roof of her house is made of discarded tiles.
问题描述:
The roof of her house is made of discarded tiles.
答
她家的屋顶是由被人丢弃的砖瓦铺成的.
The roof of her house is made of discarded tiles.
她家的屋顶是由被人丢弃的砖瓦铺成的.