What do these people have to do in their jobs? Underline

What do these people have to do in their jobs? Underline the correct word in brackets. There is an example (0) for you.
Mr Gordon is an architect. He (0) (designs/examines) comfortable houses and other (1) (buildings/enterprises). He does not have to (2) (organise/explain) people to build them.
Mrs Lee is (3) (a postal worker/a postal officer). She (4) (delivers/reads) newspapers and letters to people.
Mr Bixby and Mr Fraser are (5) (engineers/designers). They (6) (repair/design) and build engines, machines, bridges.
Mrs Pierce is (7) (a manager/a housewife) in a big supermarket. She (8) (organises/does) other peoples job.
Mr Pierce is a mechanic. He has to (9) (repair/produce) cars and he has to (10) (explain/serve) to a driver what has happened to his or her car.