结尾：画龙点睛，寻找背后耐人寻味的意义
多年的教学经验告诉我，很多烤鸭们到了结尾部分会出现头脑短路的现象，词穷思路更穷，往往会说出非常简单没有说服力的结尾，给人狗尾续貂的感觉。在这里，我们可以挖掘背后的故事和意义：仙人掌独特的耐力和生命力是可以让很多植物折服的，在十分艰苦困难的条件下顽强的生长甚至开花结果，是我们应该去学习的。
Although I have no idea where the theory comes from, I do get a pot of cactus on my table. For me, it is more than an ornamental plant or a talisman, but actually like a motto that I live by. When I encounter any frustrations and difficulties, or even failure, the tiny cactus reminds me of the importance of perseverance and strong will.
