文中共有十处语言错误，每句中最多两处。每处错误仅涉及一个单词的增加、删除或修改。

增加：在缺词处加一个漏字符号（^），并在其下面写出该加的词。

删除：把多余的词用斜线（\）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1. 每处错误及其修改均仅限一词；

2. 只允许修改10处，多者（从第11处起）不计分。

Nowadays Grade Three students are general faced with a lot of pressure, which is rather common. The followed suggestions may help reduce it. First of all, know exactly what lead to your pressure, and then you can take measures to deal with it. Secondly, set up a goal what is not too high, in another words, don’t put too much pressure on yourself. Thirdly, finding a way to relax yourself occasionally. For example, you can listen to music, go swim or just simply go walking. Lastly, make friend with others, such as your classmates, your teachers, your parents. They will understand you and come to your help when you are really in the trouble. In a word, never get yourself stuck in the pressure for “impossible is nothing”.

影响人头模CT扫描靶点定位精确度的因素除外哪项（）？

A.像素点大小

B.扫描层距

C.扫描层面与基环垂直程度

D.计划系统坐标重建算法

E.扫描层厚