- Combine two sentences into one using relative clauses. 1. My sister has bought a new dress. It costs 200 dollars. 2 . Nguyen Thuc Thuy Tien was born in 1998. She has been crowned Miss Grand International 2021. 3. The man is a firefighter. He saved four people from drowning. 4. We are visiting the children. Their parents died because of Covid 19. 5. The best student cheated on the exam. It surprises everyone. 6. I do not know the reason. She left school for it . 7. Tom hasn’t decided the day. He will go to London on that day. 8. I will never forget the park. We met each other for the first time at the park. Làm và giải thích tại sao 🥺