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English grammar and vocabulary practice worksheet with exercises on parts of speech, sentence structure, and word usage.

A two-page worksheet with multiple-choice questions and fill-in-the-blank exercises focused on English grammar and vocabulary.

A two-page worksheet with multiple-choice questions and fill-in-the-blank exercises focused on English grammar and vocabulary.

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Show Answer Key & Explanations Step-by-step solution for: COMMONLY CONFUSED WORDS - ESL worksheet by nightrider51
Let’s go through each question one by one. I’ll solve them carefully and check my work before giving the final answers.

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1. The opposite of “happy” is:

We’re looking for a word that means the *opposite* emotion of happy.

- A) sad → yes, this is the direct emotional opposite.
- B) angry → not exactly opposite; you can be angry and still happy sometimes.
- C) tired → physical state, not emotional opposite.
- D) bored → also not the direct opposite.

Correct: A) sad

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2. Which sentence uses the correct form of the verb?

We need to pick the sentence with proper subject-verb agreement or tense.

- A) She go to school every day. → Should be “goes” (third person singular).
- B) They goes to school every day. → “They” takes “go”, not “goes”.
- C) He go to school every day. → Same as A — should be “goes”.
- D) We go to school every day. → “We” + “go” = correct.

Correct: D) We go to school every day.

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3. What is the plural of “child”?

This is an irregular plural.

- Child → children (not childs, childen, or childs’)

Correct: B) children

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4. Choose the correct spelling:

Check each option:

- A) recieve → Should be “receive” (i before e except after c)
- B) receive → Correct spelling
- C) recive → Missing ‘e’
- D) receve → Wrong order

Correct: B) receive

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5. Which word is a synonym for “big”?

Synonym = same meaning.

- A) small → opposite
- B) tiny → smaller than big
- C) large → YES, same as big
- D) little → opposite

Correct: C) large

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6. Which sentence is written correctly?

Look for grammar/punctuation errors.

- A) Its raining outside. → Should be “It’s” (contraction of “it is”)
- B) It’s raining outside. → Correct
- C) Its’ raining outside. → No such thing as “its’”
- D) It is’ raining outside. → Apostrophe in wrong place

Correct: B) It’s raining outside.

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7. What does “prefix” mean?

Prefix = part added to the *beginning* of a word to change its meaning.

Example: “un-” in “undo”

- A) ending of a word → that’s suffix
- B) beginning of a word → Yes
- C) middle of a word → infix (rare in English)
- D) whole word → no

Correct: B) the beginning of a word

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8. Which word is spelled correctly?

- A) definately → Common misspelling; should be “definitely”
- B) definitely → Correct
- C) definetly → Missing ‘i’
- D) definitly → Missing ‘e’

Correct: B) definitely

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9. What is the past tense of “run”?

Irregular verb: run → ran → run

- A) runned → Not real
- B) ran → Correct
- C) running → present participle
- D) runs → present tense

Correct: B) ran

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10. Which sentence uses the correct punctuation?

Check commas, periods, apostrophes.

- A) Lets eat dinner. → Should be “Let’s” (let us)
- B) Let’s eat dinner. → Correct
- C) Lets’ eat dinner. → No such thing
- D) Let s eat dinner. → Missing apostrophe

Correct: B) Let’s eat dinner.

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11. What is the antonym of “fast”?

Antonym = opposite

- A) quick → synonym
- B) slow → Opposite of fast
- C) rapid → synonym
- D) speedy → synonym

Correct: B) slow

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12. Which word is a noun?

Noun = person, place, thing, idea

- A) quickly → adverb
- B) run → can be verb or noun, but here likely verb context
- C) happiness → Abstract noun
- D) beautiful → adjective

Correct: C) happiness

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13. What is the comparative form of “good”?

Good → better → best (irregular)

- A) gooder → Not real
- B) better → Correct
- C) more good → Awkward/incorrect
- D) goods → plural noun

Correct: B) better

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14. Which sentence is in the future tense?

Future tense = will + base verb, or going to + verb

- A) I walked to school. → past
- B) I walk to school. → present
- C) I will walk to school. → Future
- D) I am walking to school. → present continuous

Correct: C) I will walk to school.

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15. What is the superlative form of “bad”?

Bad → worse → worst (irregular)

- A) baddest → Informal/slang, not standard
- B) worst → Correct
- C) more bad → Incorrect
- D) badder → Not standard

Correct: B) worst

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16. Which word is an adjective?

Adjective = describes a noun

- A) jump → verb
- B) happy → Describes how someone feels
- C) quickly → adverb
- D) run → verb

Correct: B) happy

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17. What is the contraction for “do not”?

Contraction = shortened form

- Do not → don’t

- A) doesn’t → does not
- B) don’t → Correct
- C) didnt → missing apostrophe
- D) do’nt → wrong placement

Correct: B) don’t

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18. Which sentence has a compound subject?

Compound subject = two or more subjects joined by “and” or “or”

- A) The dog barked. → single subject
- B) The cat and the dog played. → Two subjects: cat AND dog
- C) She ran fast. → single subject
- D) He likes apples. → single subject

Correct: B) The cat and the dog played.

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19. What is the homophone of “sea”?

Homophone = sounds the same, different meaning/spelling

- Sea → see (as in “I see you”)

- A) sea → same word
- B) see → Homophone
- C) say → different sound
- D) saw → different sound

Correct: B) see

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20. Which word is a preposition?

Preposition = shows relationship between nouns/pronouns and other words (in, on, at, under, etc.)

- A) run → verb
- B) under → Preposition
- C) happy → adjective
- D) quickly → adverb

Correct: B) under

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Now let’s double-check all answers quickly:

1. A
2. D
3. B
4. B
5. C
6. B
7. B
8. B
9. B
10. B
11. B
12. C
13. B
14. C
15. B
16. B
17. B
18. B
19. B
20. B

All look solid. No calculation errors since these are language-based, but I verified each against grammar rules and definitions.

──────────────────────────────────────

Final Answer:
1. A
2. D
3. B
4. B
5. C
6. B
7. B
8. B
9. B
10. B
11. B
12. C
13. B
14. C
15. B
16. B
17. B
18. B
19. B
20. B
Parent Tip: Review the logic above to help your child master the concept of frequently confused words worksheet.
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