208.1 Section Title
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You must read each slide, and complete any questions on the slide, in sequence.
Exercise P2-3
Unnecessary commas
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In each pair, choose the sentence that uses commas correctly and that has no unnecessary commas.
Click Submit after each question to see feedback and to record your answer. After you have finished every question, your answers will be submitted to your instructor’s gradebook. You may review your answers by returning to the exercise at any time. (An exercise reports to the gradebook only if your instructor has assigned it.)
Example
Question
Correct. There are no unnecessary commas in this sentence. For more help, see sections P1-h and P2-e.
Sorry. The comma before the open parenthesis is not correct. The other commas are correct (setting off a nonrestrictive appositive). For more help, see sections P1-h and P2-e.
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Question
Correct. No commas are necessary in this sentence. For more help, see section P2.
Sorry. The comma before but is incorrect. It separates the parts of a compound predicate (encouraged . . . but required). For more help, see section P2.
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Question
Correct. No commas are necessary in this sentence, which consists of indirect quotation. For more help, see section P2.
Sorry. The comma before that is unnecessary—that introduces an indirect quotation. For more help, see section P2.
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Question
Correct. No commas are necessary in this sentence. For more help, see section P2.
Sorry. The comma after commuters is not correct because it separates the subject, streets, from its verb, were. For more help, see section P2.
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Question
Correct. No commas are necessary in this sentence. For more help, see section P2.
Sorry. The comma after students is incorrect—it separates the subject, students, from the verb, expect. For more help, see section P2.
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