A. affectB. insightC. mutualD. surviveE. ventureF. neglectG. flourishH. mysteryI. involvesJ. apply toK. on its ownL. end up withM. no matter howN. cannot help butO. when it comes to(1) _______ friendship, it is possible that we know what it is but can’t define it. We know it when we feel it. It’s not a (2)_______, but something we can feel. It is (3)_______ because it (4)_______ time and energy on both sides. Once it is developed, a friendship will not grow (5)_______, just as in the case of flowers which would not (6)_______ without enough sunlight and water. Just as we treat a flower garden, so we are supposed to take care of a friendship so that it can (7)_______. As life goes on, we keep making friends. However, the problem is that anything can (8)_______ a friendship. How is it that some friendships (9)_______ a breakup in a particular form (10)_______ long we want them to last? We cannot deny the fact that lasting friendships consume our investment of time and passion.