Text Organization: The text falls into four parts, as cam be easily seen from the subtitles provided by the author. Now go over the text and write down the main idea of each part. Parts Paragraphs Main ideas Part One Paras.1-2 ( 1 ) Part Two Paras.3-11 ( 2 ) Part Three Paras.12-20 ( 3 ) Part Four Para.21 ( 4 )