The subject-verb agreement is tricky in a sentence or dependent clause that begins with the words "there, that, which, who," or "what" because they are not real subjects to determine agreement. You ...
Subject-verb agreement means that your verb must be conjugated, or changed, to fit (or agree) with the subject. Subjects can be singular or plural. Think of singular and plural as mathematical ...
The verb in a sentence is the word that shows action or being. The subject of a sentence is the ... so that they agree with their subjects. For example: It were an ordinary day on the building ...