The lessons of each unit are organized as follows:
• Comprehension text and exercises
  4 pages
• Language rules (1) and exercises
  3 pages
• Listening exercises
  2 pages
• Advanced expression
  1 page
• Language rules (2) and exercises
  3 pages
• Writing and Research
  2 pages
• Comprehensive Reading
  6 pages

Total of 21 pages per unit

Tests and evaluations:
The fourth level (part 1 and 2) comprises four tests (after each four units) as follows:
1. First test: for units 1:4 (at the middle of the first book in this level)
2. Second test: for units 5:8 (at the end of the first book in this level)
3. Third test: for units 9:12 (at the middle of the second book in this level)
4. Fourth test: for units 13:16 (at the end of the second book in this level)

   At the end of the fourth level, there are lists of vocabulary used n each unit and another list of all the vocabularies of the level arranged alphabetically. It also includes comprehension texts and an audio CD (8 hours) for all text and some exercises used in this level.