It was not until I came here ________ I realized this place was famous for not only its beauty but also its weather.(2012·湖南)

A．who

B．that

C．where

D．before

贯彻“三个代表”重要思想，关键在于

A．坚持与时俱进

B．坚持党的先进性

C．坚持执政为民

D．坚持立党为公