翻译：
82. Because of playing the game, he and my mother had a quarrel, (他和妈妈吵架了), mother was angry. 
83. Frankly speaking, I’d rather you didn’t do anything about it (别为这做任何事) for the time being. 
84. In the restaurant, whether we would like to sit near the window (大家是否喜欢坐靠窗的座位). 
85. The letter will have been finished (信已经写完了) by the time you come back. 
86. Everyone wants to have a healthy body (每个人都希望拥有健康的身体). but are not properly maintained their.