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TOEFL iBT Practice Questions
Original practice questions for the Test of English as a Foreign Language (iBT) (Educational Testing Service (ETS)), mixed across 2 topics with instant answers and explanations. Practise by topic below or take the timed mock test.
TOEFL iBT mixed practice
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Q1.English GrammarChoose the correct comparative: This road is ___ than that one.
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Answer: D — narrower
Two-syllable adjectives ending in -ow usually take -er: “narrower”.
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Q2.Vocabulary & IdiomsChoose the word closest in meaning to INNOCUOUS.
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Answer: C — Harmless
Innocuous means not harmful or offensive.
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Q3.English GrammarIdentify the error: “Each of the students have submitted their assignment.”
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Answer: A — have submitted
“Each” is singular, so the verb should be “has submitted”.
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Q4.Vocabulary & IdiomsChoose the correctly spelt word.
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Answer: D — Definitely
Definitely — from “definite”.
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Q5.English GrammarChoose the correct article: He is ___ honest man.
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Answer: D — an
“Honest” begins with a vowel sound (silent h), so “an”.
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Q6.Vocabulary & IdiomsChoose the antonym of TRANQUIL.
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Answer: C — Agitated
Tranquil = calm; agitated = troubled or nervous.
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Q7.English GrammarChoose the correct option: He insisted ___ paying the bill.
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Answer: A — on
“Insist” takes the preposition “on” + gerund.
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Q8.Vocabulary & IdiomsOne word for: Fear of heights.
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Answer: C — Acrophobia
Acrophobia is an extreme fear of heights.
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Q9.English GrammarChoose the correct option: Hardly had he left ___ it started raining.
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Answer: A — when
The correlative pair is “hardly … when” (also “no sooner … than”).
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Q10.Vocabulary & IdiomsChoose the synonym of DILIGENT.
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Answer: C — Hard-working
Diligent means showing care and effort in work.
About TOEFL iBT
Test of English as a Foreign Language (iBT) — conducted by Educational Testing Service (ETS). Academic English test accepted by universities worldwide.
Original practice questions written for this site in the style and difficulty of each exam’s syllabus. They are not past papers and the site is not affiliated with any exam body. Exam patterns, marking schemes and syllabi change — always check the latest official notification.
Practise by topic
- English Grammar questions — Find the subject first and make the verb agree with it, ignoring phrases in between.
- Vocabulary & Idioms questions — Learn words in synonym/antonym pairs and by roots (bene = good, mal = bad, chron = time).
- TOEFL iBT mock test — 25 timed questions.
TOEFL iBT practice topics
| Topic | Section | Question source |
|---|---|---|
| English Grammar | English | Question bank |
| Vocabulary & Idioms | English | Question bank |