57. a twin daughter and a twin son 双胞胎兄妹/姐弟
56. the remote control 遥控器
55. throw … onto the ground 把……扔在地上
54. get angry with each other 互相生对方的气
53. argue about 为……而争吵
52. all the time 一直
51. the rest of 其余的
50. News Round-up 新闻综述
49. Weather Report 天气预报
48. at that time 在那时