191.1 Section Title
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You must read each slide, and complete any questions on the slide, in sequence.
Exercise P1-2
Commas with independent clauses and introductory elements
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In each pair, choose the sentence that uses commas correctly.
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. The comma after the introductory clause While I was driving is necessary to avoid misreading. For more help, see sections P1-a and P1-b.
Sorry. Without a comma after the introductory clause (While I was driving), the reader could mistakenly think the writer was driving a delivery truck. For more help, see sections P1-a and P1-b.
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Question
Correct. No comma is needed in this sentence. For more help, see sections P1-a and P1-b.
Sorry. The comma is not correct between parts of a compound predicate (pushed . . . and poured). For more help, see sections P1-a and P1-b.
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Question
Correct. This sentence correctly uses a comma after the introductory phrase Lit by bright halogen lamps. For more help, see sections P1-a and P1-b.
Sorry. This sentence needs a comma after the introductory phrase Lit by bright halogen lamps. For more help, see sections P1-a and P1-b.
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Question
Correct. This sentence correctly uses a comma after the introductory phrase As the first chord sounded. For more help, see sections P1-a and P1-b.
Sorry. This sentence needs a comma after the introductory phrase As the first chord sounded. For more help, see sections P1-a and P1-b.
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Question
Correct. This sentence correctly uses a comma before but to separate the two independent clauses. For more help, see sections P1-a and P1-b.
Sorry. This sentence needs a comma before but to separate the two independent clauses. For more help, see sections P1-a and P1-b.
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