Punctuation & Commonly Confused Words — TEAS & HESI Cheat Sheet
Commas, apostrophes, homophones
👤 By the CinnaEntry Content Team
🕐 Updated 2026-09-06
🏷️ TEAS English & Language Usage
🔖 Free to read, print, and share
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Use this one-page guide to lock in Punctuation & Commonly Confused Words for the ATI TEAS 7 and HESI A2. Keep it handy during review and on exam day.
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📒 The 1-minute cheat sheet
📌 Commas
- Series: apples, oranges, and pears
- Before a conjunction joining 2 full clauses: …hard, so I passed
- After an intro phrase: After the shift, she left
📌 Apostrophes
- Possession: the dog's bone (singular)
- Contraction: it's = it is · they're = they are
- NO apostrophe for a plain plural (dogs)
📌 Confused Words
- its (owns) vs it's (it is)
- their (owns) / there (place) / they're (they are)
- affect (verb) vs effect (noun)
✨Quick Tip
Focus on the highlighted terms — those are what the TEAS and HESI test most on punctuation & commonly confused words.
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