一般现在事就是这样,单三:means,tells,rings,runs,uses,falls,hears
进行时:meaning,telling,flying,ringing,running,using,falling,hearing
过去时:meant,told,flew,rang,run,used,fell,heard
一般现在事就是这样,单三:means,tells,rings,runs,uses,falls,hears
进行时:meaning,telling,flying,ringing,running,using,falling,hearing
过去时:meant,told,flew,rang,run,used,fell,heard