N2 — outside your level filter
Is said whole, with nothing composed onto it and takes no だ/です, so there are no forms to conjugate.
交際を申し込む
kousaiwomoushikomuask someone outN2expression
Example sentences1
勇気を出せば、彼女に交際を申し込むことができる。
yuuki o daseba, kanojo ni kousai o moushikomu koto ga dekiru.
If I work up the courage, I can ask her out. neutral