having problems in finishing homework. teenage boy doing homework at home and his upset mother is standing next to him - 努力 個照片及圖片檔兒童, 成年人, 童年
sad little boy sitting at the stairs of his school looking depressed and lonely - 努力 個照片及圖片檔欺負, 兒童, 學校建築
red semi-truck drives down a two-lane highway in the remote arizona desert at sunset, casting a dramatic silhouette against the glowing sky - 努力 個照片及圖片檔貨車, 鉸接式貨車, 美國
woman wiping sweat from face with towel during indoor cycling class in fitness studio - 努力 個照片及圖片檔健身房, 僅有女人, 健身運動
business or professional competition, marketing or sales competition, isometric group of businessmen running forward on arrows - 努力 幅插畫檔、美工圖案、卡通及圖標商務, 概念
