【英語表現】be supposed toの使い方まとめ! https://yumemiru2-blog.com/%e3%80%90%e8%8b%b1%e8%aa%9e%e8%a1%a8%e7%8f%be%e3%80%91be-supposed-to%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%be%e3%81%a8%e3%82%81%ef%bc%81/