Exercises 5
1A 2D 3D 4B 5B 6D 7A 8C 9C 10D
Exercise 6
1D 2D 3D 4D 5C 6A 7C 8A 9A 10B
Exercise 7
1D 2A 3B 4A 5B 6C 7A 8A 9D 10D
Exercise 8
1A 2B 3C 4A 5D 6A 7D 8D 9A 10B
Exercise 9
1C 2B 3B 4C 5B 6B 7C 8B 9C 10A
Exercise 10
1B 2C 3D 4B 5D 6D 7C 8D 9C 10D