好久没来这里啦，抱歉！ ：） “变亮”是使什么。。。明亮，like making the room bright while turn on the light. 比喻性的，如使你的生命变亮。。。 “照亮”也是类似的用法。 “生命” as your life. "生活“ as your daily life.

變亮： 變 is an intransitive verb, 亮 is a resultative complement. 照亮： 照 is a transitive verb, 亮 is a resultative complement. 晨光照亮了我的房間, 我的房間因晨光而變亮.

A bulb照亮了room, so room 变亮了. See? The subject of 照亮 is the tool or the thing which sheds lights. And the subject of 变亮 is the place, or the thing where lights shed upon. 生命 is about life or death, say my mother gave me生命, the soldier lost his 生命in the battle 生活 means a person's ordinary life, say ... Preparing dinners, looking after babies, and washing make up the wife's everyday 生活