unit 4

4. sb that you serve together with in a military group or fellow member of a socialist or communist party
5. from those of the wider group
8. closest in distance or time
9. a review of a system to assess and repair or change it
11. people you are related to
13. the process of getting smaller
15. a group of people who travel with or follow an important person
17. a large crowd
18. a set of symbols used in text messages to represent a facial expression or feeling
19. a long line of rulers from the same family group
20. be a popular subject of discussion currently on social media

1. words written on or below an image
2. a small group of people with a similar purpose or interest
3. the basic ideas or structure that a system is built around
6. a small part of a group whose beliefs or aims
7. help sth to grow or develop; keep sth/sb alive and healthy by feeding them
10. an organisation established to protect workers needs and negotiate improved conditions
12. a small group of 10-12 soldiers that is part of a larger group
14. a large number of things/people
16. sth that supports the basis of an idea or building