Ответ:

Соответствия определениям: breakdown — failure of a relationship or system; household — a group of people, often a family, who live together; belief — a strong feeling that something is true or real; background — someone’s family, education or previous work; custom — something traditional or usual; generation gap — lack of understanding between older and younger people; orphanage — a home for children whose parents are dead or unable to care for them.

  1. The belief that youth is the happiest time of life is a myth.
  2. John’s military background taught him discipline and punctuality.
  3. After the breakdown of their friendship, Mariella realised some relationships aren’t worth trying to save.
  4. The custom of shaking hands when meeting someone is common in many countries.
  5. The generation gap narrows when families find common interests like cooking shows or travel destinations.
  6. Every household needs clear rules about chores and responsibilities.
  7. Many successful adults grew up in orphanages and now support similar institutions regularly.

Ответ: 1 belief; 2 background; 3 breakdown; 4 custom; 5 generation gap; 6 household; 7 orphanages.