The boy doesn't speak       his sister, but his written work is very good.

A．as well as

B．so good as

C．much better than

D．much worse than

为促进国民经济又好又快发展，实现未来经济发展的目标，关键要在( )方面取得重大进展。

A．调整经济结构
B．完善社会主义市场经济体制
C．经济的宏观调控
D．加快转变经济发展方式