keep pace并駕齊驅；齊步并進
keep pace with并駕齊驅，保持同步
keep track通曉事態，注意動向
keep out阻止進入
keep away防范；不接近
keep to oneself保守秘密；不交際
keep working繼續工作；永不停頓
keep in touch with與…保持聯系
keep away from遠離，回避
keep healthy保持健康
keep an eye on v. 照看；留意；密切注視
keep moving繼續前進
keep out of置身于外
keep abreast of與……并駕齊驅；了解……的最新情況