题目

阅读理解 1. How many people have left their comments according to the passage? A. Two.  B. Three.  C. Four.   D. Five. 2. Why do Tamanna’s friends think she is crazy? A. Because she plans to learn business at college. B. Because she wants to work at the center forever. C. Because she is doing her part—time job for no money. D. Because she has designed 20 websites for her friends. 3. Where can we most probably read the passage? A. In a poster.  B. In a travel guide.  C. In a textbook. D. On a website.一次数学测试后，随机抽取九年级二班5名学生的成绩如下：78，98，98，85，91．则这组数据的中位数是          ．