16Hit1600
Standard English ConventionsMediumVerb agreeing with one

Standard English Conventions practice question

One of the reasons the bridge closed ____ the cracks found in its eastern pier.

Which choice completes the text so that it conforms to the conventions of Standard English?

  1. A. wasCorrect
  2. B. were
  3. C. being
  4. D. have been

Answer: A. was

The subject is one, singular; reasons is inside a phrase.

Why the other answers are wrong

B. were
Agrees with reasons.
C. being
Not a finite verb.
D. have been
Plural.

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