Three example sentences of my own composition
形容詞なのは～だ ：All that is 形容詞 is ～
① All that is certain is that he wants to break up with her.
② All that is sharp is short.
③ All that is holy is profaned.
形容詞なのは～だ ：All that is 形容詞 is ～
① All that is certain is that he wants to break up with her.
② All that is sharp is short.
③ All that is holy is profaned.
