小李同学家里条件比较优越，平时喜欢贪玩，爱睡懒觉，做事拖沓……在学习了《为坚强喝彩》这课以后，他深受教育，决心战胜自我，做一个意志坚强的人。你觉得他应该怎样磨砺坚强的意志？

    After giving a talk at a high school, I was asked ____ (pay) a visit to a special student. An ____ (ill) had kept the boy home, but he had expressed an interest ____ meeting me. I was told it would mean a great deal to him, so I agreed.

    The thirteen-year-old, ____ had muscular dystrophy（肌肉萎缩症）, wanted to meet me because I was a gold-medal power lifter, and I knew how to deal with difficulties.

    I spent over an hour talking to him. Never once ____ he complain or ask, “Why me?” He spoke about going for his dreams. ____ (obvious), he knew what he was talking about. He didn't mention his classmates had made fun of him because he was ____ (disable). He just talked about his hopes for the future. When we had finished ____ (talk), I pulled out ____ first gold medal I had won and put it around his neck. He looked at it for a moment, then ____ (take) it off and handed it back to me. He said, “Someday when I get to the Olympics and win my own medal, I will show it to you.”

某工厂在生产过程中要消耗大量电能，消耗每千度电产生利润与电价是一次函数关系，经过测算，工厂每千度电产生利润y(元／千度)与电价x(元／千度)的函数图象如图所示，当电价为600 元／千度时，工厂消耗每千度电产生利润是多少？

由市文明办、团市委、市教育局组织的2016年“柳州好少年”评选结果揭晓，初一学生范娜榜上有名。范娜，今年13岁，2013年父亲在工地上不幸坠亡，母亲丢下她和3岁的弟弟另嫁他人，爷爷奶奶年老多病。她为了帮助爷爷奶奶撑起这个家，在勤奋学习之外，回到家还要照顾年幼的弟弟，帮爷爷奶奶干家务活，星期天去捡废品卖补贴家用。生活的压力没有压垮这位13岁的女孩，她不仅学习成绩优秀，还经常帮助办理有困难的学生。