[E]OG-42，请指点！

excellent

42. The current administration, being worried over some foreign trade barriers being removed and our exports failing to increase as a result of deep cuts in the value of the dollar, has formed a group to study ways to sharpen our competitiveness.
A.being worried over some foreign trade barriers being removed and our exports failing
B.worrying over some foreign trade barriers being removed, also over the failure of our exports
C.worried about the removal of some foreign trade barriers and the failure of our exports
D.in that they were worried about the removal of some foreign trade barriers and also about the failure of our exports
E.because of its worry concerning the removal of some foreign trade barriers, also concerning the failure of our exports

答案为C。此句中worried是过去分词呢，还是形容词？C,D中的worried呢？

rabbitbug

老美经常这么用，worried有形容词词性， 这里用逗号与主句隔开， 并且从意思来说它是修饰主语administration的， 所以， worried在这里是形容词短语做状语。

雪落无声

worried不做过去分词是不是因为过去分词表示被动的含义？