问题补充:
It is suggested that we should postpone the meeting because the details have not been
settled.
A. to hold
B. holding
C. to holding
D. having holding
答案:
A. to hold
(答案→)B. holding
C. to holding
D. having holding
解析:postpone doing sth.是固定用法,意思是延期做某事,故选B。