题目

Habits to Be a Highly Effective StudentSome students are able to get straight A’s and at the same time serve as the president of three clubs. However, some students struggle to keep their GPA (Grade-Point Average) above a 3.0. 【1】 Although it’s true that everyone’s IQ is different, good study habits are very important. Here5re several habits you should adopt to get good grades.【2】 If you haven’t had a planner (规划薄), get one. Many people use their computers and smartphones to make a schedule. The problem with that approach is that they are major distractions (分心的事若分式有意义，则x的取值范围是    ．