单项选择题
A.Children who have private music tutors. B.Children who are 8 or older. C.Children who are between 5 and 7. D.Children who are well-educated.
A.Announce appeals for public service. B.Hold a charity concert to raise money. C.Ask the school radio station for help. D.Pool money to fund the radio station.
A.Physics. B.Mathematics. C.Environmental science. D.Life science.