社会生活的发展,财产纠纷越来越多,“打官司”不仅成为解决财产纠纷的有效途径,而且被很多人作为第一甚至是唯一的选择。关于诉讼,下列说法中正确的是(　　)

①分为刑事诉讼、民事诉讼和行政诉讼三种

②当事人一旦起诉就意味着诉讼的成立

③法庭辩论是诉讼过程开庭审理中的核心

④诉讼活动中最重要的一个环节是开庭审理

把一只点燃的烛放在焦距为10cm的凸透镜前16cm处，在凸透镜的另一侧调节光屏的位置可找到一个清晰的烛焰的像，这个像是图中的（　　）

阅读理解

Alan and Cindy are in the same school. There are many school rules here. First, they can’t listen to music in the classroom or hallways. But they can listen to it outside or in the music room. Second, they can’t eat in the classroom but they can eat in the dining hall. Can they wear hats in class? No, they can’t. What other（其他的）rules do they have? They can't fight with their（他们的）classmates, either. Fights can make the teachers really unhappy…

根据短文内容，完成表格

考试焦虑与哪几个方面的因素有关？