Answer — Exercise 2

a)

1. b
2. c
3. b
4. b
5. a
6. a
7. c
8. b
9. a

e)

• one → first
• three → third
• five → fifth
• nine → ninth
• twelve → twelfth
• sixteen → sixteenth
• twenty → twentieth
• twenty-two → twenty-second
• twenty-seven → twenty-seventh
• thirty-one → thirty-first