write + (and…) + won't you do ?
kaite kuremasen ka
won't you do (for me)?
meaning: could you write
悪いけど、ちょっと手伝ってくれない？
warui kedo, chotto tetsudatte kurenai?
Sorry, but could you give me a hand for a sec? casual
すみません、シャッターを押してくれませんか。
sumimasen, shattaa o oshite kuremasen ka.
Excuse me, could you press the shutter for us? neutral