Choose the sentence that uses a modal verb correctly.

Correct answer: C. All applicants must submit a valid identity document.

  • A. All applicants must to submit a valid identity document.
  • B. All applicants must submitting a valid identity document.
  • C. All applicants must submit a valid identity document.
  • D. All applicants must submitted a valid identity document.

Explanation

A modal verb such as “must” is followed by the base form of the main verb. Therefore, “must submit” is correct, while the other forms add an incorrect ending or infinitive marker.

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About Grammar for Business Writing

Clear business writing depends on sentence structure, subject-verb agreement, verb tense, pronoun reference, modifiers, articles, prepositions and punctuation. Attention also goes to active and passive voice, parallel structure, formal usage and avoiding fragments, run-on sentences and unnecessary shifts in tense or point of view.

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