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Infinitives and Gerunds: Practice Questions with Answers

11 practice questions on Infinitives and Gerunds, with answers; most also have an explanation or a worked solution. Try each one before you open its answer.

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  1. Q.1

    Choose the correct form: He apologised for ___ late. (A) to be (B) being

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    Answer: being

    Solution:

    1. "For" is a preposition, and a verb right after a preposition always takes the gerund form.

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  2. Q.2

    Choose the correct form: He decided ___ the offer. (A) to accept (B) accepting

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    Answer: to accept

    Solution:

    1. "Decide" is always followed by a to-infinitive, never a gerund.

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  3. Q.3

    Choose the correct form: Please remember ___ the door when you leave. (A) to lock (B) locking

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    Answer: to lock

    Solution:

    1. "Remember to do" means not forgetting a future duty — this is an instruction about something to do later, not a memory of something already done.

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  4. Q.4

    Choose the correct form: She left without ___ anyone. (A) to tell (B) telling

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    Answer: telling

    Solution:

    1. "Without" is a preposition, so the verb that follows it must be the gerund "telling," not the infinitive.

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  5. Q.5

    Choose the correct form: She enjoys ___ novels in her free time. (A) to read (B) reading

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    Answer: reading

    Solution:

    1. "Enjoy" is always followed by a gerund, never a to-infinitive.

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  6. Q.6

    Choose the correct form: I remember ___ the door before leaving, so I’m sure it’s locked. (A) to lock (B) locking

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    Answer: locking

    Solution:

    1. "Remember doing" means recalling a past action that already happened — the sentence describes recalling the act of locking, confirmed by "I’m sure it’s locked."

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  7. Q.7

    Choose the correct form: They avoided ___ about the accident. (A) to talk (B) talking

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    Answer: talking

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  8. Q.8

    Choose the correct form: He stopped ___ a cigarette during the meeting break. (A) to smoke (B) smoking

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    Answer: to smoke

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  9. Q.9

    Choose the correct form: They succeeded in ___ the project on time. (A) to finish (B) finishing

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    Answer: finishing

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  10. Q.10

    Choose the correct form: Before ___ the house, please switch off the lights. (A) to leave (B) leaving

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    Answer: leaving

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  11. Q.11

    Choose the correct form: She promised ___ early tomorrow. (A) to arrive (B) arriving

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    Answer: to arrive

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How these questions were made

Written by Mahesh Srivastava, Founder of Pariksha Saathi. Published: 2026-10-03.

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