Chapter 7.Looking for grammar.Correct the errors.

My uncle is my father brother.

• father's

• fathers'

I have four aunts.All my aunt homes are within walking distance of my mother apartment.

• my aunt's ........my mothers'

• my aunts'..............my mother's

Esteban's aunt oldest son is a violinist.

• aunts'

• aunt's

Bill wife is a factory worker.

• Bill's

• Bills'

I walked into my boss office.

• boss' / boss's

• boss'

I borrowed the secretary pen to fill out the application form.

• secretary's

• secretarys'

Five astronauts were aboard the space shuttle.The astronaut safe return to earth was a welcome sight to millions of television viewers.

• The astronaut's

• The astronauts'

It is the people right to know what the city is going to do about the housing problem.

• people's

• peoples'

Quite a few diplomats are assigned to our city.Almost all of the diplomat children attend a special school.

• diplomat's children

• diplomats' children

A diplomat work invariably involves numerous meetings.

• A diplomats' work

• A diplomat's work