What is an "infinitive" in English?

A A verb ending in -ing

B A verb preceded by "to" (e.g., to run)

C A past tense verb

D A helping verb

✓ Correct Answer: Option B

An infinitive is the base form of a verb preceded by "to" (to walk, to think, to be).

💡 Why is B) the correct answer?

The correct answer to the question "What is an "infinitive" in English?" is Option B: A verb preceded by "to" (e.g., to run).

The other options — A) A verb ending in -ing, C) A past tense verb, D) A helping verb — are incorrect for this ACT Exam Prep question. As explained above: An infinitive is the base form of a verb preceded by "to" (to walk, to think, to be).

📚 About This ACT Exam Prep Practice Question

This 1-level ACT Exam Prep question from the English topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free ACT Exam Prep practice test or use flashcards for spaced repetition review.

Practice ACT Exam Prep Quizzes → Browse All Questions Study Flashcards

What is an "infinitive" in English?

✓ Correct Answer: Option B

📚 About This ACT Exam Prep Practice Question

Related ACT Exam Prep Questions