- This is Bob. He's _____ doctor.
a. a
b. an - Peter is ____ engineer.
a. a
b. an - That's Oliver. He's ___ travel agent.
a. a
b. an - Leonardo di Caprio is ___ actor.
a. a
b. an - Fred is ____ electrician.
a. a
b. an - Mr. Smith is ___ teacher.
a. a
b. an - This is Gloria. She's ___ homemaker.
a. a
b. an - That's John. He's ___ police officer.
a. a
b. an - I'm ____ student.
a. a
b. an - Meryl Streep is ____ actress.
a. a
b. an