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    • Join Date: Nov 2006
    • Posts: 81
    #1

    Has or Have

    Studies related to the physiology and biochemistry of seedling growth as affected by air pollutants has or have drawn interest in current years.

  1. rewboss's Avatar

    • Join Date: Feb 2006
    • Posts: 1,552
    #2

    Re: Has or Have

    The phrase "related to the physiology and biochemistry of seedling growth as affected by air pollutants" -- that entire phrase -- describes the subject, which is "studies".

    So the verb needs to agree with "studies".

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