Exercises Unit 10: 5, 6 and 7. Page 41. & 5, 6. Page 43.

 Vocabulary Unit 10

 Exercises 5, 6, 7 and 8. Page 39

  Exercises unit 9: 5, 6, 7. Page 37

 Vocabulary Unit 9

 Exercises unit 8: 5, 6, 7, and 8. Page 35

Exercises unit 8: 5, 6, 7 and 8. Page 33