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：在缺词处

　　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：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：在错的词下画一横线，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．

　　There are lots of experience in our life．The most unforgettable one for me is the speech competition holding last year．I'm interested in English．When my English teacher told me that I had chosen to take part in the speech competition，I devoted me to the preparation．I was determined to win the first prize．I was such nervous when I stood on the stage that I forgot everything．Not until I caught a sight of my teacher did I calm down．Finally，I do a good job．When I heard I got the first prize，my heart was filled in joy and tears rolled down．Through this speech competition，I understand that it is confidence which makes people succeeded..