【单选题】Excerpt from a letter We require you to look into this matter and have the shop assistant apologize to my friend. Looking forward to hearing from you. Q: This is a letter of _______.
【单选题】Excerpt from a letter We require you to look into this matter and have the shop assistant apologize to my friend. Looking forward to hearing from you. The writer is writing a letter of _________.
【单选题】Excerpt from a letter We require you to look into this matter and have the shop assistant apologize to my friend. Looking forward to hearing from you The writer is writing a letter of _________.