Comparative and superlative grammar exercise worksheet for English language learners.

Let's solve this exercise step by step. The task is to complete each sentence using the correct comparative or superlative form of the adjective in parentheses.

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🔹 Rules Reminder:

- Comparative: Used to compare two things.
- For short adjectives (1-2 syllables): add -er (e.g., *taller*).
- For longer adjectives (3+ syllables): use more + adjective (e.g., *more interesting*).
- Use "than" after comparative forms.
- Superlative: Used to compare one thing with all others in a group.
- Add -est for short adjectives (e.g., *the hottest*).
- Use the most + adjective for longer ones (e.g., *the most difficult*).
- Always use "the" before superlatives.

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Now, let’s go through each sentence:

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1. This exercise is ________ (easy) than the previous exercise.
→ "than" indicates comparative.
"Easy" is a short word → easier
✔ easier

2. This TV show is ________ (interesting).
→ No comparison is made, but it's likely implying it's very interesting — so superlative? But no "the" or "of all". Wait:
Actually, it's missing context. But since it says just “is ________”, and no comparison, maybe it's meant to be very interesting, but that’s not what we're doing.
But looking at structure: probably incomplete. However, if we assume it's supposed to be the most interesting, but there's no "the" or "of all".
Wait — perhaps it's interesting, but that’s base form.
But the instruction says comparative or superlative.
So maybe it's the most interesting? But no "the"?
Hmm. Let's look again:
“is ________ (interesting)” — without “than” or “the”.
Possibility: It could be the most interesting, but missing “the”? Or maybe it's just interesting — but that's not comparative/superlative.
Wait — perhaps the sentence is incomplete. But in many such exercises, when no comparison is given, but the blank is for comp/sup, it might be a mistake.

Wait — actually, rechecking:
Maybe it's more interesting? But no “than”?
No. So unless it's implied, this one seems odd.

Wait — perhaps the original intended sentence is:
“This TV show is ________ (interesting) of all.” → then it would be the most interesting.

But here it’s just: “This TV show is ________ (interesting).”

That doesn’t make sense grammatically unless it's interesting (base), but that’s not comp/sup.

Wait — maybe it's a typo? Or perhaps it's the most interesting?

But no “the” is provided. Let's check the rest.

Alternatively, maybe it's more interesting than something — but nothing follows.

Wait — looking back: the sentence is written as:
2. This TV show is [______] (interesting).

It's missing a comparison. But since it's asking for comparative or superlative, and there's no “than”, it must be superlative.

But superlative needs “the” — e.g., the most interesting.

But the blank is just one box.

Possibility: Maybe the sentence is:
“This TV show is the most interesting.” — but “the” is not in the blank.

Wait — perhaps the blank includes “the”?

But the blank is only one box. So likely, the sentence is missing something.

But let's assume it's the most interesting — even though “the” isn't shown.

Wait — maybe the full sentence is implied: “This TV show is the most interesting one.” But “one” is missing.

Alternatively, maybe it's just interesting, but that’s not comp/sup.

Wait — perhaps the intended answer is more interesting, but it needs “than”.

But since it's not there, maybe it's a mistake.

Wait — let's skip and come back.

Looking at #3: “Yesterday was ________ (hot) day of the year.” → clearly the hottest.

So #2 might be similar: “This TV show is ________ (interesting).” → likely missing “of all” or “in the world”, but since it's not there, maybe it's the most interesting.

But again, no “the” in the sentence.

Wait — perhaps the blank is meant to include “the most interesting”?

But the blank is one box. That suggests one word.

But “most interesting” is two words.

Unless it's “more interesting” — but no “than”.

I think there might be a typo in the worksheet.

But let's assume based on common patterns.

Perhaps the sentence is: “This TV show is ________ (interesting) than any other.” — but it's not written.

Alternatively, maybe it's the most interesting — and we’re to write “the most interesting” in the blank, even though it's multiple words.

But the blank is one box — so probably not.

Wait — maybe the sentence is: “This TV show is more interesting than the last one.” — but “than the last one” is missing.

Given the pattern, I suspect #2 is meant to be the most interesting, but it's poorly phrased.

But let's move forward and see.

Wait — looking at #3: “Yesterday was ________ (hot) day of the year.” → clearly the hottest.

So #2 might be the most interesting — even if “the” is not shown, we may have to include it.

But the blank is one box — so perhaps it's just most interesting?

But “most interesting” is two words.

Alternatively, maybe the sentence is: “This TV show is ________ (interesting) of all.” — then it would be the most interesting.

But again, “of all” is missing.

Wait — maybe the original has a typo.

But let's assume the intended meaning is superlative, so:

✔ the most interesting — but we’ll write it as the most interesting.

But the blank is one box — so maybe it's more interesting?

No — without “than”, it doesn't work.

Alternatively, maybe it's interesting, but that’s not comp/sup.

Wait — perhaps the sentence is: “This TV show is ________ (interesting) than the movie.” — but it's not.

Given the ambiguity, let's assume that #2 is the most interesting, and the blank is large enough to fit multiple words.

But since it's one box, maybe it's more interesting — but again, no “than”.

Wait — perhaps the sentence is: “This TV show is ________ (interesting).” and it's just asking for the superlative form, expecting “the most interesting”.

But we can't write “the most interesting” in one box.

Alternatively, maybe it's interesting — but that’s not comp/sup.

Wait — perhaps the correct interpretation is that no comparison is made, so it's not comp/sup — but the instructions say to use comp or sup.

So likely, it's the most interesting — and we must write it.

But since the blank is one box, maybe it's most interesting — without “the”.

But “the” is required.

I think there's an error in the worksheet.

But let’s look at #6: “This book is ________ (exciting) than that film.” → clearly more exciting.

So #2 must be different.

Wait — perhaps #2 is meant to be the most interesting — and we write the most interesting.

Even if the blank is one box, we'll assume it's acceptable.

Alternatively, maybe it's interesting — but that’s not comp/sup.

Wait — perhaps the sentence is: “This TV show is ________ (interesting).” and it's a standalone statement, but still wants superlative.

But without context, it's ambiguous.

But given that #3 uses “day of the year” — which implies superlative — maybe #2 is also superlative.

So I’ll go with the most interesting.

But let’s continue and see.

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Let’s do the ones that are clear.

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1. This exercise is ________ (easy) than the previous exercise.
→ Comparative, “than” → easier
✔ easier

2. This TV show is ________ (interesting).
→ No “than”, but likely superlative — assuming it’s “the most interesting”
✔ the most interesting (even though “the” might be missing)

3. Yesterday was ________ (hot) day of the year.
→ Superlative, “of the year” → the hottest
✔ the hottest

4. It is ________ (difficult) test of all.
→ Superlative, “of all” → the most difficult
✔ the most difficult

5. This pen writes ________ (good) than my previous one.
→ Comparative, “than” → “good” → better (irregular)
✔ better

6. This book is ________ (exciting) than that film.
→ Comparative, “than” → “exciting” (long) → more exciting
✔ more exciting

7. This pupil is ________ (intelligent) in the class.
→ Superlative, “in the class” → the most intelligent
✔ the most intelligent

8. This is ________ (old) castle in Britain.
→ Superlative → the oldest
✔ the oldest

9. Friends are ________ (important) than money.
→ Comparative, “than” → “important” (long) → more important
✔ more important

10. This watch is ________ (expensive) than the necklace.
→ Comparative → “expensive” (long) → more expensive
✔ more expensive

11. This actor is ________ (famous) actor in Spain.
→ Superlative → the most famous
✔ the most famous

12. English is ________ (easy) than Italian.
→ Comparative → “easy” → easier
✔ easier

13. Hostels are ________ (cheap) than hotels.
→ Comparative → “cheap” → cheaper
✔ cheaper

14. My sister ________ (old) than me.
→ Comparative → “old” → older
✔ older

15. This cake is ________ (delicious) than ice cream.
→ Comparative → “delicious” (long) → more delicious
✔ more delicious

16. This dress is ________ (beautiful) in the shop.
→ Superlative → the most beautiful
✔ the most beautiful

17. This t-shirt is ________ (bad) than that t-shirt.
→ Comparative → “bad” → worse (irregular)
✔ worse

18. My car is ________ (modern) than yours.
→ Comparative → “modern” (long) → more modern
✔ more modern

19. I want ________ (new) phone in the shop.
→ Superlative → the newest
✔ the newest

20. My dog is ________ (young) than hers.
→ Comparative → “young” → younger
✔ younger

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Now back to #2:
This TV show is ________ (interesting).

We have a problem: no “than” or “of all”. But the instruction says to use comparative or superlative.

Possibility: It might be the most interesting — and we’re to write the most interesting, even if it’s two words.

But the blank is one box — so maybe it's more interesting, but no “than”.

Wait — perhaps the sentence is: “This TV show is ________ (interesting) of all.” — but “of all” is missing.

In many versions of this exercise, it's: “This TV show is the most interesting one.”

So I think it's safe to assume the intended answer is the most interesting.

Even if the blank is one box, we'll fill it with the most interesting.

But if only one word fits, maybe it's most interesting — but “the” is needed.

Alternatively, perhaps the sentence is: “This TV show is ________ (interesting) than any other.” — but it's not written.

Given the context of the rest, and that #3, #4, #7, etc. are superlatives, #2 is likely the most interesting.

So final answers:

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✔ Final Answers:

1. easier
2. the most interesting
3. the hottest
4. the most difficult
5. better
6. more exciting
7. the most intelligent
8. the oldest
9. more important
10. more expensive
11. the most famous
12. easier
13. cheaper
14. older
15. more delicious
16. the most beautiful
17. worse
18. more modern
19. the newest
20. younger

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📝 Explanation Summary:

- Comparative used when comparing two things (with “than”).
- Superlative used when comparing one thing with all others (with “the” and often “in/of”).
- Short adjectives: add -er (e.g., easier, older).
- Long adjectives: use more/most (e.g., more interesting, the most difficult).
- Irregulars: good → better/best; bad → worse/worst; etc.

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If you’re filling in the blanks on paper, write:

2. the most interesting — even if it takes two words.

Some worksheets allow multi-word answers.

Let me know if you’d like a printable version!