British school system

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Across
  1. 4. Pupils at these schools only go home for the holidays (two words, no space).
  2. 5. The opposite of disappointed (two words, no space).
  3. 7. You get a ~ at the end of a term.
  4. 8. The part of the world most people live.
  5. 9. The noun for the adjective 'interesting'.
Down
  1. 1. If you are weak in English you have to ~ (two words, no space)
  2. 2. You can't ~ on your work with music in the background.
  3. 3. "Kommentar" in English.
  4. 6. ~ means to get better in a subject or in doing something.