一道英语单选His suggestion that we should put up a hospital in the

worth
adj.
用法同介词,后接名词,代词,数字或者动词的ing形式
worthy
adj.
1.worthy of sb/sth 值得（或应得）的
to be worthy of sttention
2.值得尊敬的,值得注意的
The money we raise will be going to a very worthy cause.
3.having good qualities but not very interestiong of exciting 有价值的（但不太令人感兴趣或激动的）
her worthy but dull husband 她那为人正派却呆板的丈夫
4.worthy of sb/sth 有（某人或某事物）的典型特征
He gavve a speech that was worthy of Martin Luther King.他作了一次典型的马丁·路德·金式的演讲
n.
要人,大人物,知名人士
a meeting attended by local worthies 当地知名人士参加的会议
值得做的表达
be worth doing The book is worth reading.
be worthy of being done The book is worthy of being read.
be worhty to be done The book is worthy to be done.
所以选c,be worhty to be done

worth、worthy、worthwhile的用法区别
这三个词都是形容词，都有“值得的”的意思，但用法或搭配关系不同。
1. worth是一个只能作表语的形容词，意思为“值……的”、“相当于……的价值的”、“有……价值的”、“值得……的”。后接名词、接动名词的主动形式。例如：
This second-hand car is worth $2000 at the most...

be动词后跟形容词固选B

worth后接名词、接动名词的主动形式 worthy其后接of sth.，也可以后接to do sth.