1. That is Minh whose room is nine.
2. this is Lien's school bag
3. this is Ba who is a singer
4. they are Phuong and Nga whose classroom is on the second floor
5. this is Binh whose brother is a good student
6. these are children whose mother is a nurse
7. that is Hoa whose book is on the table
8. this is Thanh's stereo
9. these are student 's pencils
10. they are Linh and Hong whose house is big