Lesson Complexity: Upper-Intermediate

• 1 EM|Upper-Int|4. Business models
• 2 EM|Upper-Int|3. Strategic‌ ‌planning‌ ‌models‌
• 3 EM|Upper-Int|2. Business strategy: case studies
• 4 EM|Upper-Int|1. Business strategy
• 5 IELTS|Upper-Intermediate|Exam Part 2
• 6 IELTS|Upper-Intermediate|Exam Part 1
• 7 IELTS|Upper-Intermediate|Revise and Check 8
• 8 IELTS|Upper-Intermediate|32. Extraterrestrial phenomena
• 9 IELTS|Upper-Intermediate|31. Space tourism prospects
• 10 IELTS|Upper-Intermediate|30. Observing the stars