_______ your letter, I am pleased to tell you that you are to receive the answer

题干

_______ your letter, I am pleased to tell you that you are to receive the answer by the end of this week.

A．Concerned about

B．Concerning

C．Concerning with

D．Concerned

上一题下一题 0.85难度单项选择更新时间:2011-05-19 09:50:24

小学学科试题库

初中学科试题库

高中学科试题库