Although the new road is being used it has not yet been opened.A. graduallyB. actuallyC.

问题补充：

Although the new road is being used, it has not yet been opened.

A. gradually

B. actually

C. officially

D. frequently

答案：

A. gradually

B. actually

(答案→)C. officially

D. frequently

解析：考查副词：gradually逐渐地，B. actually实际上，C. officially正式地，官方地，公开地 D. frequently频繁的，句意：虽然这个新公路正在被使用，但是还没有正式地开放。选C。