Past Perfect ChallengeOnline version Test your knowledge of the past perfect tense! In this game, you will determine whether each sentence correctly uses the past perfect tense. Answer ✅ for correct sentences and ❌ for incorrect ones. Let's see how well you understand this important aspect of English grammar! by Josue Octavio Herrera Sandoval 1 I had forgotten my keys before I left the house. Sí No 2 By the time the meeting started, everyone had arrived. Sí No 3 We lived in that house for five years before moving. Sí No 4 I just started reading the book when it was due. Sí No 5 We had lived in that house for five years before moving. Sí No 6 She had finished her homework before dinner. Sí No 7 I forgot my keys before I left the house. Sí No 8 She cooked dinner by the time her guests arrived. Sí No 9 He never saw the ocean before his trip. Sí No 10 They had visited Paris before they went to London. Sí No