— What does the model plane look like?

— Well, the wings of the plane are _____ of its body. [ ]

A. more than the length twice

B. twice more than the length

C. more than twice the length

D. more twice than the length

2011年12月12日—14日，中央经济会议在北京召开。中央经济会议强调“保民生”，这是[ ]

①坚持以人为本                  

②实践“三个代表”重要思想的具体体现 

③当前的中心工作                

④社会主义的本质要求

A．①②③④     

B．②③④    

C．①②④     

D．①③④