短语讲解：

1.The attack took place at a time when Islamic State militants controlled the neighborhood.

take place 发生，举行
例句：A total solar eclipse is due to take place some time tomorrow.
明天某个时刻会发生日全食。

2.They also are preventing families from fleeing and punishing ones that do.

prevent from 阻止， 防止
例句：Active cure of swoon patients was important to prevent from complications.
积极救治晕厥患者，对预防并发症有重要意义。

3.There is also a lack of health care.

a lack of 缺乏，缺少
例句：Hard work can often make up for a lack of intelligence.
勤奋工作往往可以弥补智力的不足。

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