He's going to school..这里的 school为什么不加the.

He's going to school..这里的 school为什么不加the.

固定词组：go to school 去上学
如果加the,go to the school 去那所学校（不表达上学的意思）
He's going to school.他要去上学.所以school 前不加the
不明白的再问哟,请及时采纳,多谢!