假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下短文。短文中共有10处错误，每句中最多有两处。错误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（∧），并在此符号下面写出该加的词。

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。

Dear Bill,

    How time flies!I went back to school and begin my lesson last month.It will be ten months before I attend the College Entrance Examination,that makes me worried.I failed pass the English test last term because of I had difficulty with it.I will never give up and determine to give myself the second chance to pass them.I will ask my teachers and friends for advices on how to improve it and work out a detailed plan.Besides,I'll make fully use of time. Do you have any good ideas? Tell me or I will be grateful to you.

    I'm looking forward to hear from you.

Yours,

Li Hua