Some members of my family

Some members of family
My name is Li Hua.I am from a worker's family.There are six people in my family.They are my grandfather,my grandmother,my father,my mother,my sister and I.
Every member in my family works for his or her own trade①.My grandfather and grandmother are peasants.They do farm work every day in my hometown.My father is a senior engineer.He is now working in Africa,helping to build a power station.My mother is a teacher.She teaches English in a middle school.My sister,five years older than I,is a doctor in the People's Hospital of our county.She loves her work and does it well.I am a middle school student.And I am going to take this year's college entrance examination.I wish that I could be enrolled② by a famous university.
That is my family.All the members in my family live in harmony③.We love each other devotedly.