The key answer of exercise 3

a)

1. Georgia is writing an email to her friends / Fellow students at college.
2. She is telling them that she is not going to college today.
3. She asks Jenny to get the homework for her.

b)

1. She's got a headache, a high temperature, a sore throat and a cough.
2. She's going back to bed to try to sleep for a couple of hours.