1. 听录音，回答问题。

1. （1） Who started the website?

   A . A reporter. B . An astronaut. C . A teacher.
3. （2） What was the website about at first?

   A . Astronomy. B . Biology. C . Math.
5. （3） How long does it take for a student to complete the math programs?

   A . 12 to 17 weeks. B . 17 to 19 weeks. C . One year.
7. （4） What can be found on the website today?

   A . TV shows. B . Videos. C . Tests.