日本語の品詞と副詞 https://www.oyobe.com/wp/2020/12/23/%e6%97%a5%e6%9c%ac%e8%aa%9e%e3%81%ae%e5%93%81%e8%a9%9e%e3%81%a8%e5%89%af%e8%a9%9e/