仔细阅读下列短文, 根据题目, 选出最佳选项. It's summer holidays and schools are closed. During the summer some children stay at home. Some take part in a sports program and some go to a camp. A camp is a summer holiday place for children. Campers take part in sports activities(活动) like swimming and boating. They also take part in other activities like playing games and painting pictures. Some camps combine special programs with the usual camp activities. There are camps to teach tennis, football, or other sports. There are also camps to teach science or music. Now there are even computer camps. At a computer camp children learn how to use computers. Many schools have computers for pupils to use, but not all pupils know how to use them. Computer camps combine computer learning with summer fun. Computer camps usually have three computer classes a day. At the end of the computer camp, each camper designs programs. Some campers design programs to help their parents at home. Others design programs for pupils at school. Some campers design computer games. The campers must also choose two camp activities a day. They can choose an activities like swimming, boating or painting. In their free time, the campers can choose any activities. They usually play games on the computers.

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