Nongfu Spring, one of China’s biggest bottled water companies, was reported ________ to meet national standards, and its chairman held a news conference in Beijing on May 7.

A．having failed

B．to fail

C．failing

D．to have failed

周初主要掌握国家行 * * 的中央机关是______

A．太史寮
B．卿事寮
C．丞相府
D．尚书省