At that time he was ____twelve years old A.already B.yet C.still D.never

问题描述:

At that time he was ____twelve years old A.already B.yet C.still D.never

A.already (已经;yet是仍然,一般用于疑问或否定;still是依然/仍然,一般用于陈诉句;never是从来没有)