OneSundaymorning,MillieandAmywenttoSunshinePark.Theylov...
问题详情：OneSundaymorning,MillieandAmywenttoSunshinePark.Theylovetochatthere.Asusual,theysat___26____abigtree.Suddenly,theyheardawhistlefromthebushesbehindthetree.Theyturnedaroundbutcouldnotseeanything...