I don't know whether to go.中的whether是什么用法?

I don't know whether to go.中的whether是什么用法? I don't know whether to go to school nor (to) go to the park I don't know whether I should go to the party 同义句 i don't know whether to live or wait I don't know whether to deal with this matter? I don't know whether he is w___ to come i don't know whether you happened to have heard or i don't k 英语翻译--- I don’t know whether I should go abroad or not,Mum．- if和whether I don't know ____ she will go tomorrow .____ she We don’t know 【whether to do】 in next.let’s go and ask Mr Li we don't know whether to do it next .let"s go and ask MR Li I don't know whether you happen （ ）,but I’m going to study i