题目内容：
写作（共两节，满分40分）短文改错（共10小题；每小题1分，满分10分）
下面短文中有10处语言错误。请在有错误的地方增加、删除或修改某个单词。
增加：在缺词处加一个漏字符号（∧），并在其下面写上该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写上修改后的词。
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。
One rainy day while I was walking home with one of my friend, a truck came to a stop besides us.The driver put the window down and offered us a umbrella because he found we were wet through. I stood there and couldn’t believe in that a complete stranger is so thoughtful. The man insisted, so I grateful accepted the offer, thanked him and watched the truck disappear down the road.This man might need the umbrella himself , and he preferred to give it to everyone else.It was a lesson to us that it was possible give without expect anything in retum.
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