Hey, today is Halloween (万圣节前夜)! Halloween is a favourite festival for kids in some Western countries. 复活节里，小兔子和彩蛋满街跑。万圣节前夜的主角又是谁呢？It's pumpkin! Every family makes pumpkin lanterns on Halloween. They are called Jack-o-lanterns. People carry the pumpkin lanterns...