题目

若表示实数中的最大者．设，，记设，，若，则的取值范围为（ ）A．B．C．D． 答案：B解析:略根据下列短文，在短文后的空格处填上一个恰当的词，使短文完整、通顺。 Reading is an activity that people enjoy a lot in their free time. Some like reading newspapers and   1.  enjoy novels or comic books. My  2.   books are those about the lives of great people. Reading them always  3.  me a lot of ideas on how to make my own life better. Great people are remembered not  4.  they were handsome or beautiful, but because they did not give up  5.  their lives were difficult. They tried to use every chance to change their lives and make the world better. One good example is Orville and Wilbur Wright, the two brothers who invented the   6. . The plane has made the world into a small village. Hard work, not good luck, is the   7.   why the Wright brothers could   8.   this convenient machine and become great people. Today we will remember them when we see planes  9.  the sky. Whenever I read stories about great people, I always   10.  a lot from them and they encourage me to move forward. This is why I enjoy reading about great people’s lives.