假如英语课上老师要求同学们交换修改作文，请你修改你同桌写的以下作文。文中共有6处语言错误，
要求你在错误的地方增加、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6处，多者（从第7处起）不计分。
This afternoon we had PE class. The teacher taught us how to practise high jump. The bell rang and we
come to the playground in line. After warm up exercises, the teacher told me the way of jumping and then
gave us an example. We followed the teacher one another. Soon it was my turn and I felt a bit more nervous….
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