사무영어비서 2급 · 2020년11월08일 · 54/80
54.Which of the following is the LEAST appropriate expression for the blank?

1
I'm afraid I have a previous appointment then.
2
I'm sorry, but I can't make it then.
3
I'm sorry, but I am a little tied up at the moment.정답
4
I'm sorry, but I will be in an urgent meeting with our buyer at that time.