7、OF
1.动词+of
a)动词+of。of意为有关，因为： beg of请求某人,complain of抱怨，consist of由构成, die of死于, dream of梦想, hear of听说, know of知道, speak of说到, tell of讲到, think of想起, talk of论及。比如：
Never has one of them complained of all the trouble we give. 从来无人抱怨大家带来这么多麻烦。
Carbon dioxide consists of carbon and oxygen. 二氧化碳由碳、氧两种元素组成。
b)动词+sb.+of+sth.。其中of有剥夺，有关之意：accuse of控告（谴责，非难）某人, cheat of骗走, deprive1 of剥夺, inform of汇报, rob of抢走, remind of提醒, warn of警告。比如：
He has cheated me of my poverty. 他骗走了我的财产。
They are deprived2 of their rights as citizens. 他们的公民权都被剥夺了。
c)动词+sth.+ of +sb.。介词of表动宾关系，后接动作的宾语sb.：request of请求,equire of需要得到。比如：
All I request of you is that you should come here early. 我唯一的请求就是期望你早点来。
You have done all the law requires of you. 你做的这所有都是法律对你的需要。
2. be +形容词+ of。of后接表对象或目的的词，这种短语有不少：be aware of觉察, be ashamed of以为耻, be afraid of担忧, be bare of没, be careful of小心, be clear of还清债务, be certain of确信, be composed of由构成, be envious3 of嫉妒, be forgetful of健忘, be fond of喜欢, be free of免于；摆脱, be full of充满, be guilty of认罪, be hopeful of抱有期望, be informed of汇报, be impatient of对无耐心, be jealous of嫉妒, be made of用制成, be mindful of注意, be proud of以为骄傲, be sick of烦于, be short of缺少, be sure of确信, be tired of困于, be worthy4 of值得。
3.of+名词构成的词组：of age成年, of choice甄选的，of course当然, of late近期，of name有名的，of oneself自动地，of purpose有意地，of use有用，of value有价值的。
8、ON
1.动词+on
a)动词+ on。介词on表示凭着，产生某结果，接通等意思：act on对有用途, bring on促进；致使, call on拜访某人, count on依靠, carry on实行, depend on取决, feed on以为生, figure on料想；判断, go on继续, have on穿着, insist on坚持, keep on继续, lean on依靠, live on以为生, pull on飞速穿上, put on穿上, switch on接通（电源）, take to喜欢；培养；随便掌握，turn on接通（电源）, work on操作, wait on伺候。比如：
This kind of medicine acts on the heart. 这种药对心脏有好处。
The fine weather brings on the crops nicely. 好天气促进庄稼长势好。
We count on you to help. 大家有赖你的帮忙。
b)动词+sb.+ on +sb.。on的意思是以，对，在某方面：base on以为基础, congratulate on恭贺, fix on固定, have mercy on怜悯, have pity on怜惜, keep watch on监视, spend on把时间、精力花在某方面。比如：
Theory should be based on practice. 理论联系实质。
Congratulate on your success in the competition. 恭喜你竞赛获得成功。
2.be+形容词+on的词组：be dependent on依靠, be hard on对某人苛刻, be impressed on对印象深刻, be keen on渴望, be strict on对严格。比如：
We cant just be dependent on our parents. 大家不可以只依靠爸爸妈妈。
He is keen on going abroad. 他渴望出国。
