div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: PowerPoint プレゼンテーションsrc-hslavhokudaiacjpjpseminorssrcDocument2019Title PowerPoint プレゼンテーション Author MANABU SENGOKU Created Date 10232019 src=https:reader034vdocumentssitereader034viewer20220424185f343e0506e8364fcd25f055html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv