题目

阅读理解 AfterI finished college, I couldn't find a job in Los Angeles. At last I had to moveto Las Vegas but left my family behind. I missed them all week, and I went homeon most weekends to see them. I often rented a car because I would often havelots of problems on the way to Los Angeles or to Las Vegas if I drove my poorcar. Onetime I decided to save money, and I drove my car. It got to California, but onthe way back to Vegas it was broken. I didn't know what I should do. Then amiddle-aged man drove up. He put in some coolant and repaired my car. He madeit start soon. Igave him t某班有72名学生，现要从中抽取一个容量为6的样本，采用等距系统抽样法抽取，将全体学生随机编号为：01，02，…，72，并按编号顺序平均分为6组（1-12号，13-24号…），若第二组抽出的号码为16，则第四组抽取的号码为4040．