The correct answer is, « One of the boys will pass. » Do you remember the definition of the subject-verb agreement and the three subject-verb agreement rules established so far? Have you carefully applied them in the above questions regarding the practice of subject-verb agreement? All the answers were the first choice. If this procedure was too easy for you, drive with the verb subject agreement worksheet at the bottom of the page for a more demanding test. If you found a problem with this question, please let us know. With the help of the Community, we can continue to improve our educational resources. Rule 3: The words between the subject and the plot or word have no influence on the fundamental rules of the subject-verb agreement. The problem with the sentence as it is written is that the subject of the sentence, « every night, » is singular, but the verb « were » is plural….