物质推断题是中考的热点,也是同学们的难点。它覆盖的知识面较广,要求同学们要有扎实的基础。此外,由于许多同学们没有掌握解题的技巧,在做题的过程中找不到突破口,花掉大量的时间,往往事倍功半,影响解题速度。现总结一些 Material inference questions is a hot spot in the exam, but also the difficulty of students. It covers a wide range of knowledge, require students to have a solid foundation. In addition, since many students do not have the skills to solve problems, they can not find a breakthrough in the process of doing the questions, spend a lot of time and often do more less, affecting the speed of problem-solving. Now sum up some