假定英语课上老师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。错误仅涉及一个单词的增加、删除或修改。增加：在缺训处加一个字符号(∧)，并在其下面写出该加的词。删除：把多余的词用(＼)划掉。修改：在错的词下面一横线，并在该词下面写出修改后的词。

When I was a teenager，I dreamed of becoming a writer．However，when I told my friend about my dream，most of them laughed on me，telling me it was out of my reach．I was real upset after I heard those words．But I choose to believe in myself．I didn’t give up it and kept writing．I knew it was difficult on a way tosuccess，and I nevergave up．I'm a best-sellingwriter now．I want tosuggest those which have dreams believe in them．As long you don’t give up，your dream will，come true one day．