worth 名词:钱数's worth of 物品.something is of no/little/a lot of worth. 介词: be worth (doing) something(无被动) worth your while(值得努力的)...It is worth your while to do 或跟从句... worthy:形容词, be worthy of (doing) something/ba worthy to do something
worth与worthy都是作“值得”讲的形容词，但在使用上和与词的搭配关系上都不相同。一、worth一般只用作表语1．主语（物）+be +worth + 名词。Hawaii is a beautiful place for travelling and worth a visit. 夏威夷是个旅游胜地，值得一游。The new bike is worth 350 yuan 。这辆新自行车值350元。2．主语（人）+ be +worth + (表示金钱或财产)名词。表示“拥有……财产”。He is worth several million dollars .他有好几百万美元的财产。How much is Mr. Green worth ?格林先生有多少财产。3．主语（物）+ be + worth +动名词。The book is worth reading .这本书值得一读。The car isn't worth repairing.这辆汽车不值得修了。请注意：（1）在这种情况下，名子的主语与动名词在逻辑上有动宾关系，因此这个动名词应该是及物的（如上述例句）或具有及物性质的短语动词（如下述例句）。The broadcast programme is worth listening to .这条广播节目值得一听。The picture is worth taking good care of .那幅画值得好好保存。（2）在这结构中，也可用先行词it 作主语。It is worth repairing the TV set. 这台电视机值修一下。（3）worth前面，一般用well修饰，不用very。The scheme is well worth a try .这个计划很值得一次。4．Worth one's while "对……是值得做的，对……有益的，使感兴趣的”，主语是动名词或动词不定式。句首用it作形式主语。（1） It is worth (one's) while + doing sth.值得某人做某事。It is worth out while discussing the question again .这个问题值得我们再讨论一下。（2） It is worth (one's)while +to do sth. =To do sth .is worth(one's)while.值得（某人）做某事。It would be well worth your while to come to the meeting. 来参加这个会议对你来说是很值得的。二、worthy 可作定语和表语，作表语时是“值得”的含义。1．Worthy 可作定语，意思是“可敬的，有价值得，相称的”。They are my worthy friends. 他们是我的可敬的朋友。2． Worthy 作表语，后接不定式作状语。如果句子的主语是动词不定式的逻辑主语，则不定式有主动语态；如果是动宾关系，则用被动语态。The problem is worthy to be considered .这个问题值得考虑。3．Worthy of “值得……，配得上……”。（1）主语 + be + worthy of + n .The article is worthy of careful study . 这篇文章值得仔细研究。Her achievements are worthy of the highest praise .她的成就值得高度的赞扬。（2）主语 + be + worthy of + being doneThe book is worthy of being read .这本书值得一读。比较：The book is worthy to read.The book is worth reading .(3)worthy of 作后置定语。He is a teacher worthy of great respect. 他是位受尊敬的教师。He is a poet worthy of the name .他是一位名副其实的诗人。
worth:有。。。价值；值得；有。。。的财产后接名词或动名词。动名词用主动语态，不用被动语态The ring is worth 1,000 dollars.worthwhile:值得做的；相宜的；很好的后接不定词或动名词均可It is worthwhile to visit the exhibition.It is worthwhile visiting the exhibition.worthy:有价值的；可尊敬的；很好的；应得的；足以。。。的通常与of 连用
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