What he has done is______.(which is wrong?)

worth (后可跟名词,如钱数等或动名词,但要用主动形式
be worth doing sth."……某事值得被做"
The film is not worth seeing again and again.
worthy：
be worthy of +n.当名词为抽象名词时表示"……值得……"
sth be worthy to be done
=sth be worthy of being done"某事值得被做"
The question is not worthy to be discussed
=The question is not worthy of being discussed
3.worth-while：be worth-while to do sth "值得做某事"但主语要为It
worth while：
It is worth while doing sth
=It is worth while sb to do sth.

D

这道题选c
请看
worth 的用法

worth，worthy，worth-while都为adj. 意为"值得"。
1. worth： be worth + n. 当名词为金钱时，表示"…… 值得……"
be worth doing sth. "……某事值得被做"
The question is not worth disc...

D

D是错误的。
be worth doing就是值得被的意思，不用被动。

上面回答得都对。

D