1. there is some man-made materials ,such as ( plastic ) 2. before using materiel we should undergo (process / processing) 3. wood should be cut and (seasoned / seasoning moisture) 4. stone should be cut and (polished) 5.说建筑除了环境的因素,还要考虑( costs) should be considered 6.materials should ( ),according to type, sharp, etc. 7-8..不同的物质的反光率不同,有0.8,0.1 9.有种物质(black velvet)的反光率是0.0 第40题让写一个建筑材料的名称,说的很快,我没听出来。 开始三个空很快,我又没抓住,有一句说nature undergo a _____。 各种材料有Timber,有Stone,原木(timber)要切割,石头要polish。之后是填表题,有0.8,0.1,要注意后一句话,__是zero(0.0)zero已给出。