dream of
think of等里的of是什么含义，以前新概念1里of是。。。。的，这里的of是什么，动词加of,from,on,in,新概念2，第22课里动词加介词形成的短语该如何记忆？
a OF: accuse, approve, assure, beware, boast(or about), complain(or about), consist, convince(or about), cure, despair, dream(or about), expect(or from), hear(or from)，be/get rid, smell, suspect, think(or about), tired．, warn (or against)．
后接of的动词：控告；赞成；让……放心；谨防；夸耀；埋怨；由……组成；使信服；治愈；丧失……希望；幻想；期望；听到……消息；摆脱；闻到；对……猜疑；思考；对……感到厌烦；警告……有危险。
b FROM: borrow, defend(or against), demand(or of), differ, dismiss, draw(SD 64), emerge, escape, excuse(or for), hinder, prevent, prohibit, protect(or against), receive, separate, suffer.
后接from的动词：从……借；保护……使免于；向……要求；有别于；解雇；从……中得出(参见第64课难点)；从……出现；从……逃出；允许不……；阻止；妨碍；不准许；向……提抗议；接到；把……分开；受难。
c IN: believe, delight, employ(ed), encourage, engaged．, experienced．, fail, help(or with), include, indulge, instruct, interest(ed), invest, involved．, persist, share.
后接in的动词：信仰；喜欢；从事；鼓励；正做；在……有经验；没有尽到；帮助；包括；沉醉；教导；对……感兴趣；投资；卷入；坚持；分享。
d ON: act, based．, call(SD 34), comment, concentrate, congratulate, consult(or about), count, decide, depend, economize, embark, experiment, insist, lean(or against), live, operate, perform(or in), pride(oneself), rely, vote(on a motion; for someone), write(or about).
后接on的动词：遵守；在……基础上；拜访(参见第34课难点)；评论；集中于；祝贺；商量；依赖；决定；依靠；节约；从事；尝试；坚持；倚靠于……；靠……为生；起作用；扮演；为……感到自豪；依靠；对……表决(投……的票)；写……的事。