I didn't know what to do but then an idea suddenly ——me.happended to happened uponoccurred tooccurred upon给出正确答案,及理由和中文翻译

I didn't know what to do but then an idea suddenly ——me.happended to happened uponoccurred tooccurred upon给出正确答案,及理由和中文翻译
I didn't know what to do but then an idea suddenly ——me.
happended to
happened upon
occurred to
occurred upon
给出正确答案,及理由和中文翻译

I didn't know what to do but then an idea suddenly ——me.happended to happened uponoccurred tooccurred upon给出正确答案,及理由和中文翻译
occur to sb = come into sb's mind
中文解释：想到; 想起
选occurred to
翻译：我不知道怎么办,但是然后我突然有了一个主意.