[9급 국가직 영어 2011년 10번]

밑줄 친 부분에 들어갈 표현으로 가장 적절한 것은?
A : What are you doing?
B : I'm looking at my calendar. I have a dental appointment tomorrow.
A : Tomorrow? But we're going to Jim's wedding tomorrow.
B : Yes, I know. __________________.
A : Is it for a regular checkup?
B : No. It's just for the cleaning.
영어
  1. You must cancel the appointment
  2. You have to mark it on the calendar
  3. I don't want to see my doctor
  4. I need to reschedule it
정답 ④

출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)