74. What is the main purpose of the message?
(A) To announce a new doctor
(B) To change an appointment
(C) To provide clinic information
(D) To request a payment

Questions 74 through 76 refer to the following telephone message. 

Thank you for calling the Westside Community Health Clinic. Our office is currently closed. Our regular business hours are from 8 a.m. to 5 p.m., Monday through Friday. We would like to remind all patients that starting October 1st, we will be offering free seasonal flu vaccinations every Wednesday afternoon without an appointment. If you are calling to schedule a regular checkup, please visit our website at www.westsidehealth.com or leave your name and number after the beep, and we will return your call tomorrow morning. 

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第 74 至 76 題請參考以下電話留言。

感謝您致電西區社區健康診所。本診所目前已關閉。我們的正常營業時間為週一至週五，上午 8 點至下午 5 點。我們提醒所有患者，自 10 月 1 日起，我們將於每週三下午提供免費季節性流感疫苗接種，無需預約。如果您致電預約常規體檢，請造訪我們的網站 www.westsidehealth.com 或在聽到提示音後留言您的姓名和電話號碼，我們將於明日上午回電。