Mong mọi người giúo mình bài tập này, chân thành cảm ơn BÀI TẬP RÚT GỌN MỆNH ĐỀ QUAN HỆ 1.John was the last person who left the room 2.The first person that arrives at the party will be given small gift 3.The man who is standing there is a clown 4.The envelop which lies on the table has no stamp on it 5.The system which is used here is very successful 6. saw many houses that was destroyed by the storm 7.A friend who helps you in need is a good friend indeed 8.The man was the only person who was killed in this way 9.I have some letters that I must read 10.I have some letters that you must read 11.He doesn't have anything that he can eat 12.There are two things that must be done today 13.Dalat,which is a city of flowers, is very beautiful