一道英语题,很迷惑The roof of the house is made __tile,and the glass

the roof of the house is made from-----(discard) tiles. The roof of her house is made of discarded tiles. The roof of his house is made of ____(discard)tiles.此题答案为何为d The house is made of glass.这里的glass为什么不加es? 一道英语合并句子,The house is green.It has a layer of glass around i There is a giraffeon the roof of a house. 为什么The house is made of wood with an iron roof.中的is不该成was,这房 the model plane is made of used wood and glass 为什么要用used捏?去掉 两道英语选择题.1.The（ ）of the house were covered with yellow.A.roof the house is made of wood and straw,and（） to collapse in a h 英语翻译The roof,the roof,the roof is on fire The roof,the roof, on the roof of the house可以直接用roof吗?有什么区别?