OneSundayMarkdecided的精選

問題詳情：缺詞填空;根據短文內容及首字母提示寫出所缺單詞。OneSunday,Markdecidedtogosailing(航海)inhisboatwithhisfriendDan,butDanhappenedtobeaway.Dan'sbrotherJohnofferedtogoi____1___thoughhedidnotknowany...