题目内容：

文中共有10处语言错误，每句中最多有两处。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。

Paul, congratulation! I'm exciting to know your admission to Tsinghua University. I am going to take a very important exam the next year. I hope that you can share me some ways that was used in the preparation. For example, how did you reasonable spend your time? Sometimes I do not have enough time to finish your assignment. Besides, could you please tell me what I can deal with anxious and the lack of sleep? To be honest, I had been under great pressure for a long time, especially when my grades were low. Looking forward to your reply!