I am practicing the ば-conditional and my main reference right now is the oxford grammar book. It only mentions how to convert keiyoushi or i-adjectives and not keiyoudoushi or na-adjectives. Can ...
I'd like to know if I can put ～じゃん at the end of every adjective, if there are any exceptions to that usage, and if it's different from ～じゃない. Adj (na) + じゃん 便利じゃん 便利だったじゃん 便利じゃないじゃん ...