The walls are made from old glass bottles that are glued together.The roof is made from discarded tiles.为什么用be made from,怎么不用be made of.be made of不是能看出原材料的那种吗?

The walls are made from old glass bottles that are glued together.The roof is made from discarded tiles.为什么用be made from,怎么不用be made of.be made of不是能看出原材料的那种吗? The walls of our classroom are white,对white提问.( ) ( )are the walls of our classroom? Do you know the differences between the new building and the old ones Old buildings 66 brick(砖)and stone walls.The walls hold up the 67 .In cities,many modern building 68 as if they are made just of windows.Walls of dark glass reach high into the a the walls and floor of the icebox are thick _____ are white and the windows are big.A.The wall B.A wall C.Walls D.The walls _____ are white and the windows are big.A.The wall B.A wall C.Walls D.The walls There are children’s( )on all the walls 6.walls,are,there,the,on,pictures __________________________ There are pictures on the walls改为单数形式 英语翻译Few local people knew the 3一metre—high walls made of earth and stones beside them are part of the Great Wall．The lack of knowledge is considered as one of the main reasons behind human The walls are made from old glass bottles that are glued together.为什么用from?这个原材料不是看得出来的吗?而且,没有发生化学变化,应该用of.是保持到物理性质不变的,是可以看得出原材料的. The walls were clean yesterday.The walls are dirty now(将以上两句话改写成一句话 The walls were clean.=The walls()(). 英语翻译Some walls are made of stonesometimes we build our ownsome walls stand for yearsand some wash away with tearsSome walls are lined with gold wheresome hearts stay safe and coldsome walls are made from doubtholding in and keeping outIf ther climbing the walls the walls of There are many pictures on ( )A,the classroom's wallsB,the walls off the classroomC,the wallls in the classroom应该选哪个,为什么?B,the walls off the classroom 改为B,the walls of the classroom The new curtains match the blue walls perfectly 改为The new blue curtains are a _____ ___ ____the bThe new curtains match the blue walls perfectly改为The new blue curtains are a _____ ___ ____the blue walls