求助OG13 58 B 选项

张大旧要杀G

无法理解OG里面的解析。。。求大神们帮助

张大旧要杀G

还有C 选项里面，知道是累赘，但不知道为什么句子不完整。。。

jeffery2541

亲 能po上题目吗

annielucky

58. That educators have not ainticipated the impact of microcomputer technology can hardly be said that it is their fault:Alvin Toffler, one of the most prominent students of the future, did not even mention microcomputers in Future Shock, published in 1970.
A That educators have not anticipated the impact of microcomputer technology can hardly be said that it is their fault.
B That educators have not anticipated the impact of microcomputer technology can hardly be said to be at fault.
C It can hardly be said that it is the fault of educators who have not anticipated the impact of microcomputer technology.
D It can hardly be said that educators are at fault for not anticipating the impact of microcomputer technology
E The fact that educators are at fault for not anticipating the impact of microcomputer technology can hardly be said
我也太不明白C选项为何不完整？that it is ...who have not这个结构为何wordy and awkward?请指教