1. She's a doctor.

2. She treats patients, takes their temperature, measures pulse,examines throat and gives prescriptions.

3. She works at the hospital.

4. She must be a high-educated,skilled, patient and kind person.

5. We often need doctors, that's why this profession is very necessary and noble.

But from the other hand, this profession is very difficult ,because doctors may work days and nights to treat people.