英语语法分析

Only the fiercest fighters of Mindanao could not be conquered.

只有最激烈战斗的棉兰老不能被征服。

The hostages were from a village in Agusan del Sur province on Mindanao island and the local village school.

被劫人质来自棉兰老岛上南阿古桑省的一个村庄及当地一所学校。

High school enrollment rates were approximately 56% nationwide but were lower in Mindanao and in Eastern Visayas region.

高中的入学率全国约为56%，但是在棉兰老岛和西维萨·亚斯群岛地区中较低。