Hmmm...what is 見ただ?
I just see a sentence from my grammar book.
幽霊を見ただなんて、馬鹿馬鹿しいといったらありはし ない。
I always thought that だ is only used after a noun or an adjective...but the だ appeared right after the verb 見た in the sentence above, which really confuse me.
Can someone explain this to me please