Ex.1
1. hair
2. trousers
3. comfortable
4. middle-aged
5. eyes
6. stylish
Ex.2
1. ambitious
2. sense of humour
3. creative
4. kind
5. clever
6. sociable
Ex.3
1. the best
2. taller
3. more interesting
4. the funniest
5. the most successful
6. calmer
Ex.4
1. doesn't have to
2. don't have to
3. has to
4. don't have to
5. Do you have to
6. have to
