During my mother's long illness I was fostered by a middle-aged couple on the other side of town.在母亲长期患病期间，我被寄养在小镇另一边的一对中年夫妇家里。There was a young couple on the sofa, kissing passionately.沙发上一对年轻人正在热烈地接吻。We play doubles with another couple on the weekends.我们周末与另外一对进行双打。