什么是主语?答:weep bitter tears,cough blood ,die a heroicdeath,sigh one's relief.另外有少数动词通常只用作vt.,如:have ,raise ,carry,catch,cover,destroy,trust,use,surprise,accept,correct,discuss ,expect,thank,warm等,只偶作vi.,如:She frightens easily,come if like .如果还想了解什么,请留言 ...