something interesting happening/happen/happened/happens

问题描述:

something interesting happening/happen/happened/happens
哪个正确,理由是什么
能说得清楚点吗,听得稀里糊涂的

楼上的在说什么?用happened
Something是主语,interesting作定语修饰它.形容词放在不定代词的后面.
不定代词作主语,谓语用单数,所以不用happen.happening前须要加is
根据时态,用过去时