【题目】Cao Cao's tomb is reported __________ in China, which attracts nationwide attention.
A. being found B. to be found
C. having been found D. to have been found
在线课程【答案】D
【解析】句意：据报道中国发现了曹操墓，这引起了全国的关注。be reported后跟动词不定式，因为动词不定式中的动词find与主语有被动关系，且在谓语之前发生，故用动词不定式的完成被动式，故D项正确。