Winning the bid to host the Olympic Games means not only a great honor to a nation ________.    [ ]

A. but a great responsibility        

B. but as well as a great responsibility   

C. as well as a great responsibility    

D. but a great responsibility as well

随着改革开放和地级市的设立，威海不但经济高速增长，而且成为最适合人类居住的沿海开放城市结合所学知识判断，威海、深圳、海南岛和南宁等四个城市（地区）对外开放的先后顺序应是

A．威海→深圳→海南岛→南宁

B．海南岛→深圳→威海→南宁

C．深圳→威海→海南岛→南宁

D．深圳→海南岛→威海→南宁