21. My flat is an old part of the city, which was built in the 1920s.
22. There are lots of bars and restaurants in the neighbourhood where I live.

23. My neighbour comes form Ecuador where he works on the fruit farm.

24. The neighbour whose flat is above mine makes a lot of noise walking around.

25. The traffic which passes my flat is also very noisy.

26. The local market which is a two-minute walk from my flat sells excellent local produce.

27. John is speaking to his boss who is a famous writer.

28. I like the town where you live.

29. I like the painting in this room.

30. The man who looked very pale was sick.

31. He was sitting in the emergency room which was very crowded.

32. He called to a nurse who was nearby.

33. The nurse called a doctor who came quickly.

34 She gave the man an injection which made him go to sleep.

35.Many people watched the Olympic snowboarding event which was exciting on TV.

36.It was the first time snowboarding , which is a new sport , had been included in the Olympics.

37. I went on holiday with Brenda who is a friend.

38. This is Mr Smith whose son Bill plays in our team.

39. Her book which was published last year became a best seller.

40. This is the bank where we borrowed the money from.
41.I told you about a person who is at the door.

Xin hay nhất ạ

21.My flat is in an old part of the city. It was built in the 1920s.

-->My flat is an old part of the city, which was built in the 1920s.

22.There are lots of bars and restaurants in the neighborhood. I live in the neighborhood.
--> There are lots of bars and restaurants in the neighbourhood where I live.

23.My neighbor comes from Ecuador. He works on the fruit farms around the city.

--> My neighbour comes form Ecuador where he works on the fruit farm.

24.The neighbor makes a lot of noise walking around. His flat is above mine.

--> The neighbour whose flat is above mine makes a lot of noise walking around.

25.The traffic is also very noisy. It passes my flat.

--> The traffic which passes my flat is also very noisy.

26.The local market sells excellent local produce. It is a two-minute walk from my flat.

--> The local market which is a two-minute walk from my flat sells excellent local produce.

27.John is speaking to his boss. His boss is a famous writer

-->John is speaking to his boss who is a famous writer.

28.I like the town. You live there.

--> I like the town where you live.

29.I like the painting. It is in this room.

-->. I like the painting in this room.

30.The man was sick. He looked very pale.

--> The man who looked very pale was sick.

31.He was sitting in the emergency room. It was very crowded.

-->He was sitting in the emergency room which was very crowded.

32.A nurse was nearby. He called to her.

-->. He called to a nurse who was nearby.

33.The nurse called a doctor. He came quickly.

-->The nurse called a doctor who came quickly.

34.She gave the man an injection. It made him go to sleep.

--> She gave the man an injection which made him go to sleep.

35.The Olympic snowboarding event was exciting. Many people watched it on TV.

-->.Many people watched the Olympic snowboarding event which was exciting on TV.

36.It was the first time snowboarding had been included in the Olympics. Snowboarding is a new sport.

-->It was the first time snowboarding , which is a new sport , had been included in the Olympics.

37.Brenda is a friend. I went on holiday with her.

--> I went on holiday with Brenda who is a friend.

38.This is Mr. Smith. His son Bill plays in our team.

--> This is Mr Smith whose son Bill plays in our team.

39.Her book was published last year. It became a best seller.

--> Her book which was published last year became a best seller.

40.This is the bank. We borrowed the money from it.

-->This is the bank where we borrowed the money from.

41.I told you about a person. She is at the door.
-->.I told you about a person who is at the door.

chúc bạn học tốt!!!