1. i am writing this letter to complain the noise from Apartment 3C.
2. i moved into Apartment 2C on November 1st.
3. since I moved in there, my upstairs neighbors have played the stereo too loudly at night.
4. i asked them to turn it down several times already.
5. however, they haven't stopped the noise yet.
6. i am a student and have to study every night.
7. i will fail the final exam next month unless this noise don't stop.
8. please talk to my neighbors and ask to turn down their stereo at 9:00
9. i am looking foward to hearing from you and see how you to solve this problem.
 sincerely, lan.

Chúc bạn học tốt

1. I am writing this letter to complain the noise from Apartment 3C.
2. I moved into Apartment 2C on November 1st.
3. Since I moved in there, my upstairs neighbors have played the stereo too loudly at night.
4. I asked them to turn it down several times already.
5. However, they haven't stopped the noise yet.
6. I am a student and have to study every night.
7. I will fail the final exam next month unless this noise don't stop.
8. Please talk to my neighbors and ask to turn down their stereo at 9:00.
9. I am looking foward to hearing from you and see how you to solve this problem sincerely, Lan.