最近这起集体食物中毒事件引起了卫生部门的高度关注。

The recent mass ___poisonings have raised serious concerns among health authorities.

由于食用受污染的蘑菇，该地区报告了几起中毒事件。

Several ___poisonings were reported in the area due to eating contaminated mushrooms.

警方调查发现一系列可疑的中毒事件都是蓄意投毒。

The police investigation revealed that a series of suspicious ___poisonings were deliberate acts.