【20220907学习笔记】how to study Korean 1-5 Part3
CTSleo形容词变形（和动词变形相似，参见【20220723学习笔记】how to study Korean 1-5 Part2 – Telegraph）
①一般现在时：形容词的原形就是其一般现在时形式。
②一般过去时：~았/었/였다。
③一般将来时：~겠다。
e.g., 행복하다 happy 행복했다 was happy 행복하겠다 will be happy
좋다 good 좋았다 was good 좋겠다 will be good
맛있다 delicious 맛있었다 was delicious 맛있겠다 will be delicious
