She___ (sit) there for a long time without saying anything

问题描述:

She___ (sit) there for a long time without saying anything

has been sittingShe has been sitting there for a long time without saying anything.她已经在那里一语不发地坐了很久.用 现在完成进行时表示从过去某时开始一直持续到现在的动作,并且还将持续下去或者表示在说话...