A. Finished
B. Had finished
C. Finish
D. Finishing
🧠 Explanation:
In “He had finished his work before father arrived,” ‘had finished’ is correct. Knowing this helps students improve English grammar, ensuring clear sentences. Understanding past perfect tense is useful for essays, exams, or writing in school. This skill is key for English classes, helping students express sequence accurately. Learning correct grammar enhances communication, making it easier to convey timelines in academic projects or daily scenarios where precise language improves clarity.
