下列工具中，不能用于数据库应用系统界面开发的工具是()。
A．Visual Basic
B．Delphi
C．PuwerDesigner
D．PowerBuilder
参考答案：C
解析：Windows支持所谓“即插即用”功能，它已经把数百种设备驱动程序包括进来，每当有新的外设加入系统、在硬件上做好连接后，再次启动系统时会自动检查出该设备，通过对话框引导用户完成驱动程序的安装。
根据短文内容，完成表格，每空一词。 What is your favourite cartoon? It may be difficult for you to decide. But for pianist Lang Lang, Tom and Jerry is the best one. When Lang Lang was two years old, he saw Tom playing the piano. This was his first time to enjoy western music and this experience encouraged him to learn to play the piano. His talent at the keyboard has taken him from Shenyang to the world. Lang became a good piano student at three. Ever since, the boy has been doing better and better. In 1997, the 15-year-old boy studied at a famous American music college. Lang’s performance are full of energy. He is well-known for making facial expressions and moving around while playing the piano. The road to success has never been easy. Lang’s father stopped his job to look after him, while his mother stayed in Shenyang to make money. But Lang considers himself lucky and believes he should give something back. He has helped the children in poor areas a lot.
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