Let’s go through each sentence one by one. We need to decide if we use the
comparative (for comparing two things) or the
superlative (for comparing three or more, or saying something is “the most” of all).
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1. I AM ______ THAN MY SISTER. (TALL)
→ Comparing me and my sister → 2 people → use
comparative
→ tall → taller
✔ Answer:
taller
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2. RUSSIA IS ______ COUNTRY IN THE WORLD. (BIG)
→ Talking about ALL countries in the world → superlative
→ big → biggest (add “the” before it!)
✔ Answer:
the biggest
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3. SUSAN’S HAIR IS ______ THAN MARIA’S HAIR. (LONG)
→ Comparing Susan’s hair and Maria’s hair → 2 things → comparative
→ long → longer
✔ Answer:
longer
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4. CARS ARE ______ THAN BIKES, BUT PLANES ARE ______. (FAST)
→ First part: cars vs bikes → 2 things → comparative → fast → faster
→ Second part: planes are being compared to both cars and bikes → so they’re the fastest of all → superlative → fast → fastest
✔ Answers:
faster,
fastest
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5. MY BIKE IS ______ THAN MY COUSIN’S BIKE. (NEW)
→ My bike vs cousin’s bike → 2 things → comparative
→ new → newer
✔ Answer:
newer
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6. THIAGO ELTES IS ______ KID IN MY CLASS. (YOUNG)
→ In my class = many kids → superlative
→ young → youngest (add “the”)
✔ Answer:
the youngest
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7. MOUNT EVEREST IS ______ IN THE WORLD. (HIGH)
→ Highest mountain in the whole world → superlative
→ high → highest (add “the”)
✔ Answer:
the highest
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8. AN ELEPHANT IS ______ THAN A DOG. (HEAVY)
→ Elephant vs dog → 2 animals → comparative
→ heavy → heavier (change y to i + er)
✔ Answer:
heavier
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Final Answer:
1. taller
2. the biggest
3. longer
4. faster, fastest
5. newer
6. the youngest
7. the highest
8. heavier
Parent Tip: Review the logic above to help your child master the concept of superlative worksheet pdf.