`1`. Lan, who lives near my grandparent's house, is my classmate.
`2`. The young man, who is Ba's brother, is talking to our teacher.
`3`. We visited the monument which was built a hundred years ago.
`4`. The victims of the flood who were half-starved for many days need help.
`5`. The baby who was lifted and put down a hundred meters away by a tornado was still alive.
`6`. The weather forecast program which some people like to watch takes place at 8 p.m everyday.
`7`. Hoa’s parents, who buy a lot of candles and food, will use them in case the market is closed because of the hurricane
`8`. Mr Phong, who has been teaching in our school for ten years, is our geography teacher
`9`. Nam, who learns in our class, is very intelligent.
`10`. Minh, whom I have known since we were at school, is one of my best friends.
`11`. The new stadium, which can hold 120.000 people, will be opened next week.
`12`. My mother, who is an excellent cook, works as an engineer.
`13`. His book, which was published last year, became the best seller.
`14`. Neil Armstrong, who walked on the moon, lived in the USA.
* Cấu trúc:
- "which" thay cho vật đóng vai trò là chủ ngữ hoặc túc từ
- "who" đóng vai trò là chủ ngữ
- "whose" + N `->` chỉ sở hữu
- "where" chỉ nơi chốn
* Dùng mệnh đề quan hệ không xác định khi:
- Có tên riêng, danh từ riêng
- Có tính từ sở hữu
- Có đại từ chỉ định