1. It was Peter who lent us the money, but Lual did not.  
2. It is my English book that I have lost. 
3. It was only last week when I saw him in the street.  
4. It was in 2022 when Argentina won the World Cup. 
5. It is the smoke from the factory chimneys that pollutes the air.
6. It is a lot of time and practice that mastering a second language takes.  
7. It is only by hand work that you will succeed.
8. It is in autumn when the countryside is most beautiful.
9. It was what I saw at the dance party that surprised me. 
10. It was you who started the fight, or was it someone else?
``
Câu chẻ: It + be + N/adj/adv/... + that/who/... + ....
- that: thay thế cho người, vật
- who: người
- when: thời gian 
- where: địa điểm
``
- tobe sau it chia là is hoặc was tùy vào thì của câu.