It was tough, but I made it. I'm a college graduate.
那虽然不简单, 但我成功了。 我现在是一名大学毕业生了。
the necessary method of study is to group the relevant material and to take note of all possible variant forms and conditions.
应采取的研究方法是,把有关各方面的材料汇集起来,同时注意任何可能出现的异常情况和条件。