The key answer of exercise 2

a)

1. different
2. unrealistic
3. help improve
4. different
5. Extroverts
6. receive praise

b)

1. Lucky people are more open to opportunity and tend to be more optimistic and expect good fortune. When things go wrong, they are robust and resilient and they won't give up.
2. Lucky people have what psychologists call 'a positive delusion' and have boundless optimism.
3. Training aimed at making business people learn how to be 'lucky' can help business improve.
4. Research has shown that there are genetic differences between lucky and unlucky people, and that some people are born lucky or unlucky.
5. Lucky people are likely to create opportunities for good fortune by being extrovert, sociable and using open body language that gets people to respond to them.
6. Children showered with extra praise and encouragement do better at school.