It is ________ for you to go abroad for further study, if economic condition permits.A.worthB.worthyC.worthwhileD.worth of
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C解析worth是一个介词,后跟名词或动名词,表示“值得……”,而worthy是形容词,表示“值得的”,后跟of加上名词或动名词以及to do sth结构,而worthwhile也是形容词,表示“值得做的”,它的用法和一般形容词无异,所以It is worthwhile for sb to do sth表示“对某人来说,做某事是值得的。”