题目

任务型阅读 阅读下列短文，根据短文中的信息完成文后表格。写出空缺处所填单词的正确形式。（每空一词） Don’t complain in the NBA The NBA has a new rule(规则) this season. It’s called “zero tolerance（容忍）”. NBA referees(裁判) are not letting players complain too long or too loudly about a referee’s call(裁决). A player who does can be given a foul (犯规). Two fouls, and the player is out of the game. The players don’t like the new rule and want the NBA to change it. During an exciting, close game, each side may win. They在反比例函数y=kx(k＜0)的图象上有两点（-1，y1），(-14，y2)，则y1-y2的值是（　　）A．负数B．非正数C．正数D．不能确定