-what has happened to Mike -i don't konw,he ___lost.

I don't konw what to i don't konw what are you trying to say i don't konw what yo I don't konw what to do.=I don't konw how to do it .为什么what不 I don't know what happened to her. I don't konw what you don`t konw what to do.. I want to say something,but I don't konw what I should say.I i want to make friends with him ,but i don't konw what to do I don't konw I don‘t konw I don't konw . don't konw what to do about it don't konw how to do about it