1) Someone who works for a newspaper, for instance, works in the ... field. 2) If you work ... , you do about 40 hours a week. 3) A degree certificate is an example of a ... . 4) If you are paid for singing, dancing, acting or being funny, you work in ... . 5) Doctors and nurses work in ... . 6) You ... if you decide to leave a job. 7) The ... gives you a job. 8) If your business is money, you work in ... . 9) What your teacher gives you is. Пример: When you haven't got a job, you're unemployed.

Вот как я бы ответил на эти вопросы:

1. Someone who works for a newspaper, for instance, works in the journalism field.

2. If you work full-time, you do about 40 hours a week.

3. A degree certificate is an example of a qualification.

4. If you are paid for singing, dancing, acting or being funny, you work in entertainment.

5. Doctors and nurses work in healthcare.

6. You resign if you decide to leave a job.

7. The employer gives you a job.

8. If your business is money, you work in finance.

9. What your teacher gives you is homework (or assignments).

Каждое слово точно подходит по смыслу к контексту вопроса и употребляется в английском языке в таких ситуациях.