有关现在完成时表否定的问题

问题描述:

有关现在完成时表否定的问题

多了 有haven't never nobady anywhere no not nothing ‘no one' little few hardly seldom......有这些词时 几乎都表否定
另外请楼主补充问题

麻烦补充问题

例:1,I have never been there before.2,I haven't been there before.属于现在完成时表否定,用have never 或havenot.楼主问题笼统.