一台安装了签名识别软件的电脑——这种软件仅限于那些签名在文档中的人进入计算机——不仅通过分析签名的形状，而且通过分析诸如笔尖压力和签名速度等特征来识别某人的签名。即使是最机灵的伪造者也不能复制该程序分析的所有特征。
下面哪个结论在逻辑上可以从上文得到( )
A．记录和分析某个签名需花费的时间使这种软件的日常使用变得不现实
B．安装有这种软件的计算机很快就会被大多数银行装备
C．没有人可以仅通过伪造签名的技巧而进入安装了这种软件的计算机
D．签名识别软件花费子很多年来进行发展和加以完善
参考答案：C
Mr. Evans lived in a city. He was a math __1__ three years ago. He taught well and his students __2__ him. So he decided to work in the middle school all his life. But a terrible accident __3__ his life. One spring he took his class to __4__ a place of interest. The children saw a lot of ___5__ things and had a good time there. But on their way to school, their __6__ was hit by a truck because the young driver was drunk. Five students __7__ and more than half the students were __8__ in the accident. He didn’t know how it had happened and was very __9__ it and after he came out of hospital, he left school and became a __10__. He tried his best to stop the drivers from breaking the traffic laws(交通规则). He worked hard and was strict with the drivers. So they were afraid of him. One afternoon it was very hot. Mr. Evans was __11__. He was standing at the crossing and watching the traffic. Suddenly he saw a car___12__ the crossing. It ran so fast that it almost hit a man __13__ a bike. He stopped it at once and saw a girl in it. “_14__ your license (执照) to me, Madam,” said Mr. Evans. The girl handed her bag to him and said, “Please look for it in the bag __15__. I can’t see anything without glasses.”
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