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🇬🇧 G11 U9 — Enigma

O/L English Language · Grade 11 · NIE
⭐⭐⭐⭐☆ exam weight
learn.gtdigital.tech/ol/english/
Goal: use irregular plurals correctly, spot homophones, describe a famous mystery, write a 200-word mystery story. Examined in Test 9 (plurals), Test 11 (word-box), Test 14 (description), Test 16 (story).

📐 Irregular plurals

  • -f → -ves: leaf · loaf · shelf · calf · wife · knife · life
  • Exceptions (-fs): roof · chief · belief · gulf
  • Vowel change: foot/feet · tooth/teeth · goose/geese · mouse/mice
  • -en: child/children · ox/oxen
  • No change: sheep · deer · fish · aircraft · series
  • Latin/Greek: phenomenon→phenomena · bacterium→bacteria · datum→data · analysis→analyses
  • Compound: fathers-in-law · passers-by

📐 Common homophones

  • their / there / they\'re
  • its / it\'s
  • to / too / two
  • weather / whether
  • principal / principle (head / rule)
  • stationary / stationery (still / pens)
  • peace / piece
  • hear / here

🔺 Bermuda Triangle facts

  • Atlantic Ocean — Bermuda · Puerto Rico · Florida.
  • ~500,000 sq miles.
  • Flight 19 (1945) — most famous loss.
  • USS Cyclops · MS Marine Sulphur Queen.
  • Explanations: magnetic anomalies · methane gas · freak waves · human error.
  • Statistics: no more dangerous than any busy shipping route.

🕵 Famous world mysteries

  • Loch Ness Monster (Scotland)
  • Stonehenge (England)
  • Mary Celeste (abandoned ship)
  • Easter Island statues (Chile)
  • Sigiriya mirror-wall graffiti (Sri Lanka)
  • Amelia Earhart's disappearance

✍️ Writing — mystery story shape

  • Notice (Test 6): 40–50 words.
  • Paragraph (Test 8): 50–60 words.
  • Description / data sheet (Test 14): ~100 words. Location → shape → famous incident → balance of fact & mystery.
  • Mystery story (Test 16): ~200 words. Hook → sensory scene → ONE fresh clue (e.g. a date that matches today) → ambiguous final line.