Japanese phrase
___をしないとどうなりますか？ ___ o shi na i to dō na ri ma su ka
Meaning
What happens if I don't ___?
When to use it
Asks about the result of not doing something. It is a polite way to check the possible consequence of skipping an action.
Example dialogue
宿題をしないとどうなりますか？ shuku dai o shi na i to dō na ri ma su ka
What happens if I don't do my homework?
成績が下がるかもしれません。 sei seki ga sa ga ru ka mo shi re ma se n
Your grades might go down.