Tea ceremony, though it is now most popular in Japan, is said in ancient China.
A. to have been originated
B. to be originating
C. to have been originating
D. to have originated
网友回答
A. to have been originated
B. to be originating
C. to have been originating
(答案→)D. to have originated
解析：句意:茶道尽管在日本很流行，据说它是起源于古代的中国。这里是sth be said to do,这里is said用的是现在时，originate发生在is said之前，所以用不定式的完成时，并且tea ceremony与originate之间是主动关系，故选D。