问题
选择题
— I’m sorry, sir. I can’t finish the work on time.
— Never mind. ________, the work is quite difficult.
A．At least
B．For instance
C．After all
D．First of all
答案
答案：C
题目分析：At least最少；For instance例如；After all毕竟，终究；First of all首先。句意：很抱歉，先生，我不能按时完成这项工作。——不用介意，毕竟这项工作很难。选C。