山东淄博市兴建乡村少年宫改善农村育人环境，从陌生到熟悉，从观望到融入，经过近两年的实践，“乡村少年宫”已成为山东淄博广袤乡间一个火热的字眼。一所所或大或小、形式不同、功能各异的乡村少年宫里，学生乐在其中、教师勤勉热忱、家长笑意盈盈的背后，一股新的希望在乡间升起。

结合材料，请你谈谈乡村少年宫建设的重大意义。

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He goes to school        the early bus.[ ]

A. on

B. can't be

C. must be

D. have to be