This afternoon Mr.lu will go to shijiazhuang to have -important meeting.

问题描述:

This afternoon Mr.lu will go to shijiazhuang to have -important meeting.
A.a B.an C.the D./

This afternoon Mr.lu will go to shijiazhuang to have (an) important meeting.
因为important是以原音开头的字母,所以冠词用an