一，首先明白短文改错的设错方式：
1)错词 更正
2)多词 删除
3)缺词 补漏
4)正确 不改
二，掌握改错的格式：
短文改错 (共10小题; 每小题1分，满分10分)
如有错误(每行只有一个错误)，则按下列情况改正：
此行多一个词：把多余的词用斜线(\)划掉
此行缺一个词：在缺词处加一个漏字符号(∧)，在该符号下写出该加的词。
此行错一个词：在错的词下划一横线，在该横线下写出改正后的词。
注意：原行没有错的不要改。
三，改错步骤：
1. Go through the whole passage to get a general idea .
2. Read the passage sentence by sentence and find the mistakes.
3. Read the passage for the third time, check the answers and correct the difficult ones.
四，导入一首改错打油诗：
动词形，名词数，
还要注意形和副;
冠词连词常光顾，
非谓语，细辨别，
习惯用法要记牢，
句子成分多分析，
四，详细分解打油诗
1、动词形
主要包括两类错误：动词的时态和语态错误，以及主、谓不一致的错误。例如：
NMET2000： Now my picture and prize is hanging in the library. ____
NMET’2003：She liked it very much and reads it
to the class. ____
Of course, when my mother was asked, “Have you…” ______
2、名词数
指名词单、复数形式的用法错误。常表现为将名词复数写成单数。例如：
NMET2001：…so that I’ll get good marks in all my subject. _
NMET2003: Their word were a great encouragement to me. _____
3冠词连词常光顾
常考的错误形式有：连词but， and， or和so的用法错误，以及冠词的用法错误等。例如：
NMET2000： She was smiling but nodding me. ___
NMET2001： It looks as if my parents treat me visitor and a guest. ____
NMET2001： We may be one family and live under a same roof. ____
4还要注意形和副
注意形容词和副词在句子中的作用和具体用法。这也是高考短文改错题的常考点。例如：
NMET 2004 : I would describe myself as shy and quietly. _______
NMET 2005 : He asked angry if we finished the work. ______
5非谓语，细辨别
这是考查最多的错误形式之一。主要有现在分词、过去分词，动名词和不定式错误。例如：
NMET2001： My parents love me… and will do all they can make sure… ____
NMET 2002: We fed monkeys, visiting temples and told stories. _______
NMET 2003: Soon I began to enjoy talk to myself on paper as I was learning to express myself in simple English. ________
6习惯用法要记牢
主要考查习惯搭配方面的基础知识，其错误表现形式主要有三种：多词、少词和搭配错误。例如：
NMET2000: Suddenly, I caught a sight of my English teacher. _______
NMET2003: My teacher advised me to keep my diary. ______
五，实际操练
At Christmas Eve, Jim went with his
father to choose a Christmas tree. They choose
a big one. It was almost as taller as the room!
They put them in the corner of the sitting
room. Jim was covered it with a lot of
Christmas light. The sitting room looked
really beautifully at the moment. There was
a fire burning in the fire place, but the Christmas
tree lights were shinning brightly. Jim and his
parents singing and dancing happily.