题目

阅读表达 阅读下面短文并回答问题，然后将答案写到答题卡相应的位置上(请注意问题后的词数要求)。 [1]Perhaps you are an average student with average intelligence. However, you can receive better grades if you want. Yes, even students with average intelligence can be top students without additional work. Here's how: [2]Plan your time carefully. Make a list of your weekly tasks. Then make a schedule of your time. Be sure to set aside enough time to complete your normal reading and work assignments. Of course, studying shouldn't occupy all of the free 将棱长为1的正方体木块加工成一个体积最大的球，则这个球的体积为    球的表面积为    （不计损耗）．