題目：--- May I speak to Mr Liu, please? --- _______. Would you like to leave a message?
2020-02-27
A. No, you can’t B. I’m afraid he isn’t in
C. I’m afraid so D. I think he is in
正確答案：B
試題解析：
A. No, you can’t B. I’m afraid he isn’t in
C. I’m afraid so D. I think he is in
正確答案：B
試題解析：
