3.of+名词构成的词组:
of age成年, of choice精选的,of course当然, of late最近,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。
八、ON
1.动词+on
a)动词+ on.介词on表示凭借,产生某结果,接通等意思:act on对有作用, bring on促使;导致, call on拜访某人, count on依赖, carry on执行, depend on取决, feed on以为生, figure on料想;推断, go on继续, have on穿着, insist on坚持, keep on继续, lean on依赖, live on以为生, pull on迅速穿上, put on穿上, switch on接通(电源), take to喜欢;养成;轻易学会,turn on接通(电源), work on操作, wait on侍候。例如:
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. 好天气促使庄稼长势良好。
We count on you to help. 我们有赖你的帮助。
b)动词+sb.(sth.)+ on +sb.(sth.)。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。例如:
Theory should be based on practice. 理论联系实际。
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