A : Do you know what Herbert's phone number is?B : Oh, Herbert's phone number?
I don't have my address book on me.
________________________________A : That's too bad! I've got to find him.
It's urgent. If I can't find him today, I'll be in trouble!B : Well, why don't you call Beatrice?
She has his phone number.A : I've tried, but no one answered.B : Oh, you are so dead!
- ①I'll not let you down.
- ②I've got to brush up on it.
- ③I can't think of it off hand.
- ④Don't forget to drop me a line.
정답 ③
출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)