Unit 08 (71 – 80) Course Content Expand All | Collapse All Lessons Status 1 Lesson 071 2 Lesson 072 Supplemental Reader Pages 30 and 32 3 Lesson 073 4 Lesson 074 5 Lesson 075 6 Lesson 076 7 Lesson 077 8 Lesson 078 9 Lesson 079 10 Lesson 080