16Hit1600
Standard English ConventionsEasy–MediumComma after a before-clause

Standard English Conventions practice question

Before you ____ turn off the lights.

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

  1. A. leave,Correct
  2. B. leave;
  3. C. leave.
  4. D. leave, and

Answer: A. leave,

A comma follows the introductory clause.

Why the other answers are wrong

B. leave;
The words before the semicolon are not a sentence.
C. leave.
The full stop leaves a fragment.
D. leave, and
The conjunction leaves a fragment.

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