What is the grammatical function of the underlined gerund phrase: 'Operating the electron microscope requires specialized technical certification.'
Answer and explanation
Correct answer: D. Subject of the sentence
- Step 1: Locate the main finite verb of the clause: 'requires'.
- Step 2: The phrase 'Operating the electron microscope' performs the action of requiring; it occupies the nominal subject position.
Answer
Subject of the sentence.
Why not the others: The direct object is 'certification'; a predicate nominative follows a linking verb; no preposition introduces the phrase.
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