A. I had finished my homework before dinner.
B. I finished my homework yesterday.
C. I have finished my homework.
D. I will finish my homework.
Answer: I had finished my homework before dinner.
A. I had finished my homework before dinner.
B. I finished my homework yesterday.
C. I have finished my homework.
D. I will finish my homework.
Answer: I had finished my homework before dinner.
Additional Information: The past perfect tense describes an action completed before another past action.
Subjects: Verbs, Parts of Speech