So well _____ in 2009 that the world has agreed that it was the year of China. [ ]

A. did China perform

B. China has performed

C. was China performed

D. China is performing

我国现行的行政区划是[ ]

A．省、县、乡三级

B．省、地、县三级

C．省、县、村三级

D．省、市、县三级