请教：LSAT-1-1-12

upinheavenzys

我已经看过提问总结了。 但是不明白这道题是在考什么？ 请教NN们了，谢谢～

12. If Country X does not intervene militarily in Country Y, then the whole region will definitely fall under enemy influence.

It most logically follows from the statement above that, if Country X does intervene militarily in Country Y, then the whole region

(A) Will definitely fall under enemy influence

(B) Will probably fall under enemy influence

(C) Will probably not fall under enemy influence

(D) Will definitely not fall under enemy influence（E）

(E) May or may not fall under enemy influence

wenchongjie

这道题是考否命题。if A, then B== A->B. 题目问(否A)的结果。

upinheavenzys

我真是该打，才看出来两句话差个not，

谢谢！^_^