keep词组
Keep awake ：保持清醒，拒绝睡眠
Keep calm ：保持镇静
Keep clean ：保持清洁
Keep clear of ：躲避
Keep close ：靠近
Keep ahead ：保持领先地位
Keep indoors ：留在家里，避免外出
Keep well ：管理妥善
Keep ceaselessly ：持续不断地保持
Keep discreetly ：谨慎地保留
Keep after ：追求、追赶、纠缠
Keep after the criminals ：追踪罪犯
Keep along ：沿着……持续
Keep at ：使……继续
Keep at one's study ：坚持学习
