大学英语六级考试阅读单词：16

　　[背景了解]
　　文章取自于2003年9月的阅读真题，是关于运动员训练与休息的文章，选段有些长，希望耐心看下，自己先猜下划线部分单词的意思吧
　　[文章部分]
　　If sufficient rest is not included in a training program, imbalance between excess training and inadequate rest will occur, and performance will decline. The “overtraining syndrome(综合症)” is the name given to the collection of emotional, behavioral, and physical symptoms due to overtraining that has persisted for weeks to months. It is marked by cumulative exhaustion that persists even after recovery periods.
　　[单词学习]
　　sufficient adj.充分的, 足够的
　　excess n.过度, 剩于, 无节制, 超过, 超额 adj.过度的, 额外的
　　symptom n.[医][植]症状, 征兆
　　persist vi.坚持, 持续
　　cumulative adj.累积的
　　[课后作业]
　　今天的作业就是翻译下面4个句子^^,来试下吧
　　1.A single match will be sufficient to lightup a room the size of a football stadium.
　　2.Last year's profits were in excess of one billion dollars.
　　3.A fever is a symptom of illness.
　　4.The storm persisted for a week.
　　答案：1.一只火柴足够照亮足球场那么大的空间。
　　2.去年的利润超过了十亿美元。
　　3.发烧是生病的症状。
　　4.暴风雨持续了一个星期.