Complete the sentences with a or an . if necessary. a)  My father is 40 years old. He is ... engineer and works at.... Factory. b) His mother is ... teacher of literature at school.

Complete the sentences with a or an . if necessary.

a)  My father is 40 years old. He is ... engineer and works at.... Factory.

b) His mother is ... teacher of literature at school.

c) My sister is ... student and she is going to be ... economist. .

d) Her brother will be ... artist. I don5t want to be ... doctor, i want to be ... artist too.