Bài tập trắc nghiệm Thì quá khứ hoàn thành (Past Perfect) online

Câu 1. We ________ finished eating dinner.

Câu 2. Had they _____ to her before?

Câu 3. You _____ not left yet.

Câu 4. I had never _____ her before.

Câu 5. We arrived at 8:05, but the train _____ already left.

Câu 6. Sarah thought she ________ to that zoo before.

Câu 7. Nobody explained why the project had ________ on time.

Câu 8. He _____ us the item had been shipped.

Câu 9. Dad explained ________ his job due to stress.

Câu 10. Where _____ the security guard gone?