第11题: [单项选择]What is the sum of the first 1,000 terms of the sequence 0,0,1,2,1,0,0,1.2,1….if the pattern 0,0,1,2,1 is repeated indefinitely A. 200 B. 400 C. 800 D. 1,000 E. 4,000 参考答案:C 答案解析:一个数列0,0,1,2,1,0,0,1,2,1,…的前1000项的和是多少,假设该数列以0,0,1,2,1无限重复 该数列以0,0,1,2,1无限重复,也就是每5项重复一次,前1000