ought to do sth 是什麽意思

ought to do sth 是什麽意思 ought not to do sth什么意思怎么用 Ought sb. to do sth.?的肯否回答 Used sb. to do sth.?的肯否定回答. do sth to do ought to能否用do提问 have sth to do need sth to do plan to do sth come to do sth hope to do sth only to do sth dream to do sth bother to do sth have to do sth want to do Sth try to do sth decide to do sth eager to do sth