Has, Have or Had Fill in the blanks with Has, Have, or Had exercises focus on understanding verb forms based on tense and subject agreement. Has is used with singular subjects in the present tense, Have with plural subjects or 'I/You', and Had for past actions. These exercises improve grammar and sentence construction. https://www.edubuzzkids.com/worksheets/grade/topic/subtopics/worksheet/2447 | edubuzzkids