1. Discuss the advantages and disadvantages of making a complaint in person versus in writing. 2. You can also share your personal preference and the reasons behind it, such as immediacy, clarity, record-keeping, emotional impact, etc.

1. 討論親自提出投訴和書面投訴的優缺點。 2. 您也可以分享您的個人偏好以及背後的原因，如即時性、清晰度、記錄保存、情感影響等。