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Anonymous Posted 9 years ago
Grammar

Writing?

Tobacco contains nicotine, which is a substance that stimulates the heart.

Please correct the sentence. And I'd like to know whether a comma should be placed before 'which' or not.

  

Top answer

anonymous I'd like to know whether a comma should be placed before 'which' or not. Yes, you need a comma — unless there are two or more kinds of nicotine and only one of them is a substance that stimulates the heart — which I doubt. CJ

  • anonymous I'd like to know whether a comma should be placed before 'which' or not.
  • Yes, you need a comma — unless there are two or more kinds of nicotine and only one of them is a substance that stimulates the heart — which I doubt.
  • CJ
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1 Answers
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anonymousI'd like to know whether a comma should be placed before 'which' or not.

Yes, you need a comma — unless there are two or more kinds of nicotine and only one of them is a substance that stimulates the heart — which I doubt.

CJ

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