2019年1月26日雅思听力小范围预测：Section Four

　　场次2012085 2007 2006

　　学科建筑

　　题型填空 10

　　内容概述介绍不同种类的建筑材料

　　Sources

　　1 Manufactured: There is some man-made materials, such as the example of (plastic)

　　2 Natural ： before useBefore using, materials should be undergo

　　processing

　　3. Wood ： timber 。Wood should be cut and (seasoned 晒干)

　　4. Stone ： Stone should be cut and (polished)

　　Selection

　　5.说建筑除了环境的因素，还要考虑：选择(cost)is not the only consideration……，too

　　6. materials should (vary) according to type, sharp, etc 新题：6.(grain pattern )of timber

　　7. Use mathematic formula to evaluate the quality of wood, because(words) are subjective, they are ambiguous in description.