Tom and Mike are good friends. They are kind to children. They want to find summer jobs. One day Tom tells Mike that Beidaihe Kids Summer Camp needs help with sports, music and computers. They are both very glad to hear  this. Tom can play basketball and volleyball, and he can swim, too. Mike can play the violin, the trumpet, the drums and the guitar. Tom and Mike like computers very much. Can they join the Summer Camp? . Tom can play   _  .
balls computer games music violin