你将听到一篇短文，请根据短文内容，选出每个问题的最佳答案。短文读两遍。
（1）How old was Trent when he was very good at computers？
A．10.
B．12.
C．14.
（2）Why did people come to Trent for help？
A．Because they needed money.
B．Because they couldn't fix their radios.
C．Because they had problems with their computers.
（3）What did Trent do at the age of 14？
A．He stopped going to school.
B．He started his own company.
C．He was no longer interested in computers.
（4）How much did Trent make a year when he was still in high school？
A．Over 5，000.
B．Over15，000.
C．Over 50，000
（5）What kind of person was Trent？
A．Thankful.
B．Grateful.
C．Helpful.