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的词。
注意：1. 每处错误及其修改均限一词;2.只允许修改10处，多者(从第11处起)不计分。
Once I had to read a textbook which was so expensive for me to buy it. I couldn't obtain it from the library and the only copy I could find was in a certain bookshop. So I go to the shop every afternoon and read a little of the book in a time. One day, therefore, I was disappointed to find the book missing from its usually place. I was about leave when the owner of the shop waved at me. Expecting to be told off, I went towards him. To his surprise, the owner pointed to the book placed in a corner." I put it there in cases it should be bought, "he said kindly, left me to continue my reading.
