keen on   	    	喜愛,著迷
keep abreast of	    	及時
keep after	    	再三地談論或提醒某事
keep an eye on	    	注意,照料
keep at    	    	堅持,不放棄
keep back	    	阻止,擋住,保密
keep bad company    與壞人交往
keep clear of	    	避開,不接觸
keep company with   與...交往
keep early hours    	早睡早起
keep from	    	防止,避免
keep good company   與好人交往
keep good time	    	時間走得準確
keep in mind	    	記住
keep in touch with    保持聯繫
keep off  	    	遠離,避開
keep on   	    	繼續,戴著
keep on at	    	不斷責罵
keep one company    陪伴某人
keep one's temper    	抑制怒氣
keep one's word	守信,守約
keep out  	    	不准入內,留在外面
keep pace with	    	趕上
keep step with	    	與...採同步調
keep the peace	    	維持治安
keep to    	    	遵守,遵照
keep to oneself	    	不與他人交往
keep up   	    	保持,保存
keep up appearances  裝面子,擺闊
keep up with	    	趕得上,不落伍
key to      	    	答案,鑰匙
kick off   	    	開球,開始
kick out   	    	開除
kill time   	    	消磨時間
kind of    	    	有幾分,有一點,幾乎
kiss the dust	    	敗陣,被殺
knit one's brows    	皺眉頭
knock down	    	擊倒,打敗,拆除
knock off	    	下班,即席做成,減低
knock out	    	打倒
know about	    	知道,聽說過
know by heart	    	熟記
know of  	    	知道,聽說過
know one by name    未見面但知其名
know one by sight    識其面但不知其名
know one's own mind 果斷
know one's place    	瞭解自己的地位
know what's what    	什麼都懂,明事理
know...from	    	辨別