a sense of directions还是direction?

a sense of directions还是direction? )a sense of direction还是a sense of directions 词组方向感sense of direction还是 sense of directions. 用direction还是directions sense of direction是什么意思 My sister ,who has no clear sense of direction,was at a loss a sense of achievements 还是a sense of achievement?可以用a sense 谜语：Which animal has no sense of direction a sence of humor 还是a sense of humor? a sense of piquancy a sound of sense a sense of purpose