N3 — outside your level filter
Modifies the end of the sentence directly and takes no だ/です, so there are no forms to conjugate.
まさか
masakasurely notN3adverb
Example sentences2
まさか彼が犯人だとは思わなかった。
masaka kare ga hannin da to wa omowanakatta.
I never imagined that he could be the culprit. neutral
まさか、また財布を忘れてきたなんて。
masaka, mata saifu o wasurete kita nante.
I can't believe I forgot my wallet again. casual