题干
假定英语课上老师要求同桌中间交换修改作文，请你修改你同桌写的以下作文。文中共有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：把缺词处叫个漏字符号（∧），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
What a wonderful day for skating !My friends and I went skating on yesterday.When we arrived we found a lot of people were already here.My friend was very poor at skating but was afraid of skating alone .He held onto my arm and walks slowly and carefully, whenever someone passed by his body rocked violent as if he was about fall . I took hold of him many times so as he wouldn’t fall .He kept trying and gradually should skate alone . Then we skated together freely,laugh with joy and excitement .We felt so great!
增加：把缺词处叫个漏字符号（∧），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
What a wonderful day for skating !My friends and I went skating on yesterday.When we arrived we found a lot of people were already here.My friend was very poor at skating but was afraid of skating alone .He held onto my arm and walks slowly and carefully, whenever someone passed by his body rocked violent as if he was about fall . I took hold of him many times so as he wouldn’t fall .He kept trying and gradually should skate alone . Then we skated together freely,laugh with joy and excitement .We felt so great!
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