Question

—He_______to the meeting. Have you informed him of it?

   —Sorry. I _______to.

A. hasn’t come; am going        B. didn’t come; have forgotten

C. hasn’t come; forgot           D. doesn’t come; will have

Answer 1

C

解析:

第一句话Have you informed him of it?暗示了时间状语so far；而第二句话暗含时间状语then，指当时发生的动作。