问题补充:
He admitted his best friend , Jack, to make up for that.
A. betraying , determining
B. betraying , determined
C. to betray , determining
D. to betray , determined
答案:
A. betraying , determining
(答案→)B. betraying , determined
C. to betray , determining
D. to betray , determined
解析:第一空考查:承认做了某事admit doing sth,第二空考查短语:be determined to do 决定做某事,在这里作状语,句意:他承认背叛了他最好的朋友,杰克。决定为那件事弥补。所以选A。