(1) keep out = remain outside意为“留在外面”或= prevent... from entering 意为“不让……入内”。例如：[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te pPJC{g]&D66N|f?xFroG]
Keep out! Can't you read the sign on the door? 别进去！难道你看不见门上的牌子吗？[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te # ds%)&E?vXuHeFroG]
We should keep the enemy out of our country. 我们应御敌人于国门之外。[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te \["}AmEbq ~b=v%FroG]
(2) keep away意为“不接近；离开；避开等”，away是副词，其后通常与from搭配使用。例如：[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te d@z2?73hyP#:}o^]3FroG]
Keep away from the fire! 勿靠近火炉！[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te cK{mU09S Lj,wcFroG]
(3) keep off意为“不接近；使离开”，off既可用作介词，也可用作副词。例如：[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te '5�iM\6h)l 7\&SFroG]
Animals were afraid of fire, so they made a big fire to keep wild animals off (= keep off wild animals). 动物怕火， 因此他们生起了一堆大火以防野兽接近。[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te JR)(U&"tbG] ?H1FroG]
