为什么上学不说go to the school,而说go to school

为什么上学不说go to the school,而说go to school 为什么go to school（去上学）要加"to",而go swimming中间却不加"to"? go to the school 为什么可以说go to school 不能说 go to home 是说to go to school还是go to school 或者是to go to the movie 或go to 为什么go to school不用加the? go to the park ,go to school,为什么是go home 而不是go to home 为什么是go to school,不是go school,而回家却go home呢? go to school 与 go to the school go to school还是go to the school? go to school 和go to the school 的区别 go to school 和go to the school区别