combustible|combustibles

教练易燃易爆的脾气让球员们都很紧张。

The coach's ___combustible temper made all the players nervous.

请将这些易燃物品远离火源存放。

Please store these ___combustibles away from any open flames.

这种化学物质高度易燃，必须小心存放。

This chemical is highly ___combustible and must be stored with caution.