1.worth adj. 价值…的，值得…的
具有介词性质的表语形容词（不可作定语），通常用在动词 to be 之后，其后应接名词、代词（宾格）、数词或主动形式的动名词。
This painting is probably worth thousands of pounds.
这幅画可能价值数千英镑。
The picture is worth $ 500. 这幅画值 500 美元。
This book is definitely worth reading.
这本书确实值得一读。
The old harbour is still full of atmosphere and well worth visiting.
这座古老的港口依然充满了情趣，颇值得一游。
It's worth making an appointment before you go.
去之前预约一下是值得的。
It was a difficult journey, but it was worth it.
这次旅行很艰苦，但很值得。
2.worthwhile adj. 值得的，值得做的
〔可作表语或定语，指某事物是值得的，或某事是值得花时间、金钱、精力做的，后接动词不定式和动名词均可。
We felt that the discussion had been very worthwhile.
我们感到这次讨论很值得。
This is a worthwhile career.
这是一项值得为之奋斗的事业。
Nursing is a very worthwhile career.
护理工作是很值得干的职业。
It wasn't worthwhile to continue/continuing the project.
继续这个项目很不值得。
有时，worthwhile可分拆开来，中间插入所需要的物主代词。
This film is worth our while to see again.
这部影片值得我们再看一遍。
3.worthy adj. 值得的，值得尊敬的
作定语时，主要用于修饰人或诸如事业、生活等抽象名词；作表语时，常后接被动语态的动词不定式，或介词 of 加名词或被动语态的动名词。
a worthy champion/opponent/winner
值得尊敬的冠军/对手/获胜者
a worthy aim/cause/life
崇高的目标/高尚的事业/有价值的生活
That's a worthy task.
那是一项很有价值的工作。
The museum is worthy to be visited/of a visit/of being visited.
这个博物馆值得参观。
Their efforts are worthy of your support. 他们的努力应得到你的支持。
The Minister says the idea is worthy of consideration.
部长说这个想法值得考虑。
Local councillors thought that the program was worthy of support.
当地政务委员们认为该规划值得支持。
be worthy of =be deserving of
4. 那个地方值得一去。
√The place is worth a visit.
√The place is worthy of a visit.
√The place is worth visiting.
√It is worth visiting the place.
√The place is worthy of being visited.
√The place is worthy to be visited.
√It is worthwhile visiting the place.
√It is worthwhile to visit the place.