删除：把多余的词用斜线（＼）划掉。修改：在错的词下面画一横线，并在该词下面写出修改后的词。注意：1. 没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。 the other day, i was invited my friend sam’s home for dinner. i felt a bit surprising when i saw bill there. it was two month since we two had quarreled, so i was embarrassed and didn’t know how to do. i sat down on the sofa but began to watch tv.
