OG12--sc22

牛奶冻

请教OG12-22，谢谢各位！！

OG12-22. None of the attempts to specify the causes of crime explains why most of the people exposed to the alleged causes do not commit crimes and, conversely, why so many of those not so exposed "have".
(A) have
(B) has
(C) shall
(D) do
(E) could

这个题目的语法结构是什么，看了半天还是不太清楚，请各位牛人们帮忙解释下，谢谢~

irenechl

None of the attempts( to specify the causes of crime )explains [why most of the people (exposed to the alleged causes )do
          主语                                                                    谓语                                                                          
not commit crimes and (, conversely,)why so many of those （not so exposed） do].
                         宾语从句
圆括号里的都是修饰语或插入语。

豆菲

None of the attempts( to specify the causes of crime )explains [why most of the people (exposed to the alleged causes )do
          主语                                                                    谓语                                                                          
not commit crimes and (, conversely,)why so many of those （not so exposed） do].
                         宾语从句
圆括号里的都是修饰语或插入语。

-- by 会员 irenechl (2011/7/18 22:27:51)

括号一打就懂了

牛奶冻

恩，明白了，谢谢啦~

倩倩chloe

None of 后面谓语动词不是视情况而定么，为什么不是explain 不是attempts 么

ViannaLIN

和LS 同问阿！

晴日小妖

"Technically,none of+plural noun can take either a singular or a plural verb form"---MANHATTAN P40

潇湘妃子zwhj

不明白这个explains为什么要加s...