□演练题目读下面一段话,按要求作文。尝试是一种实践,是发明创造的前提,不断尝试才能有所发现。然而尝试需要一定的知识和能力作为基础,需要勇气和智慧,也需要量力而行。不敢尝试的人永远不会成就一番事业,只有在尝试中总结经验,才能不断进步,走向成功。请你以“尝试”为话题,自拟题目写一 □ Exercise Title Read the following passage and write as required. Trying is a kind of practice, a precondition for invention and creation, and it can only be found after constant attempts. However, trying to use a certain amount of knowledge and ability as a foundation requires courage and wisdom. Those who dare not try can never achieve a career. Only by summarizing experiences in an attempt can they continue to progress and become successful. Please use “Trying” as a topic to write a topic