This bicycle is 800 000VNĐ. That bicycle is 600 000VNĐ

Ex2: 1.This bicycle is 800:000VNĐ.That bicycle is 600:000VNĐ
→ The price.............................................................................
2. His car runs fast but a race car runs faster (as.....as)
→ His car.......................................................................
3.Mr.Phong teaches History. Mr.Ha teaches History (same subject)
→Mr.Phong........................................................................
4.I'm Vietnamese.She is Russian. (different)
→ My nationality.................................................................
5.She sings more beautifully than her sister. (as..........as)
→ Her sister............................................................
6.This book is 10.000 . That book is 15.000 (as.............as)
→ That book.............................................................