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

问题描述:

I don't know whether to go.中的whether是什么用法?
什么词?什么语法结构?

这里的whether是连词,与后面的不定式to go一起做know的宾语,属于“wh+不定式”结构.这种结构通常做主语或宾语.如:Whether to go has not been decided yet(做主语).;We are thinking about whether to go(做介词ab...