1How old is Serena Willis?
2Why can't she go to school?
3How do teachers give students classes?
4Is there anything that Serena can't do?
5The School of the Air students can't do chemistry practice,can they?
6Does Serena's nearest classmate live 200 km. or 500 km. away?
7What did they have two years ago?
8Why are the weekends very quiet?
9How often does Serena meet her classmates?
10Where does she meet them?