三角形的一边是8，另一边是1，第三边如果是整数，则第三边是_____爱下问搜题

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问题填空题

三角形的一边是8，另一边是1，第三边如果是整数，则第三边是______，这个三角形是______三角形．

答案

8-1＜第三边＜8+1⇒7＜第三边＜9，这个范围的整数只有8．则三角形是等腰三角形．

单项选择题

肌酸激酶的参考值

A．38～174U/L
B．90～200U/L
C．0.02～0.13U/L
D．＜0.2UG/L
E．50～85UG/L

完形填空

根据短文内容，从Ａ、B、C、D四个选项中选择一个最佳答案。（15分，每小题1分）
There was a blind girl who hated herself because she was blind. In fact, she    nobody except her boyfriend, for he was always     to help her. She used to tell her boyfriend, “If I could see the     , I would marry you .”
One day, someone donated (捐赠) a pair of    to her. When the bandages (绷带) came off, she was able to see everything, including her boyfriend, for the     time. He asked her, “Now that you can see the world, will you     me?” The girl looked at her boyfriend and was greatly surprised to see that he was     . She had never expected that. She would not like to be with a blind husband for the rest of her life, so she     to marry him.
Her boyfriend left in tears and a few days later wrote a      to her, saying, “My dear, take good care of your eyes.    they are yours, they are mine.”
This is how the human brain (大脑) often works when our status (地位) changes. Only a very few remember what      was like before. And we ask for more than we need. Life is a gift. Today, before you complain about the     of your food, think of someone who has nothing to   . Before you complain about life, think of someone who went to heaven (天堂) too early. Before you complain about your old     , think of the people who are living in the streets. And when you are tired and complain about your job, think of those who have no jobs. So      what you have and don’t forget your past.