短文改错Last Sunday,while eating in a restaurant,I noticed a bowl of dumplings on the table next to ours

短文改错
 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作文．文中共10处语言错误，每句中最多有两处．每处错误仅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．
Last Sunday,while eating in a restaurant,I noticed a bowl of dumplings on the table next to ours，They must have left by someone．Just then，a old man in rags entered into the restaurant．Judge from his clothes， he must be poor．He saw the dumplings left on the table．Looking shyly，he sat down and started eating．The other around looked at him, puzzled，and some even laughing. However，after finishing the dumplings，they went up to the donation box on the counter and put one hundred yuan in it，leaving us all shocked but ashamed．
We shouldn't judge a person just from his appearance．A person with a loving heart is the richer in the world．
【答案】1．have后面加been
2．a→an
3．去掉into
4．Judge→Judging
5．shyly→shy
6．other→others
7．laughing→laughed
8．they→he
9．but→and
10．richer→richest
【解析】