How do you say "before" and "after" in Japanese?

Here are some examples:
Before Jun went to school, he ate breakfast.
After Jun defeated Kyou, he celebrated.
(How would you say these in Japanese?)

oresamachan2016-12-07T17:54:18Z

Favorite Answer

before = mae (ni) after = ato (ni)

Before Jun went to school, he ate breakfast.
Jun wa gakkou ni iku MAE ni choushoku wo tabeta.

After Jun defeated Kyou, he celebrated.
Jun wa Kyou ni katta ATO oiwai shita.