There are all kinds of thoughts running though my mind.

A

    The Double Ninth Festival is a traditional (传统的）Chinese festival. It usually comes in October or November. On this day，people always wear the zhuyu (茱萸）plant. They usually climb mountains. Sometimes they go to see flower shows. The Double Ninth Festival is a festival for old people. People usually visit their parents and grandparents on this day. They often eat Double Ninth cakes together.

大化改新使日本从奴隶社会向封建社会过渡的标志。这一改革在政治方面的主要内容是（    ）