he has been to H.K.I have _____been there

问题描述:

he has been to H.K.I have _____been there
1,too
2,also
3,either
4,neither
3为什么不可以

2,also
too用于句末,either用于否定句表示"也不",上文是肯定,当然不选3.neither表示两者都不,也是用语否定句