Five years have passed since he (leave) the house.

• শূন্যস্থানে সঠিক উত্তর হবে - left
- Complete sentence: Five years have passed since he left the house.

• সাধারণত Since দ্বারা দুটি Clause যুক্ত থাকলে এবং Since-এর আগের অংশ Present Indefinite/Present perfect tense হলে পরের অংশ Past Indefinite tense হয়।
যেমন:
• It is many years since he (give) up smoking.
- It is many years since he gave up smoking.