According tostatistics,a man is more than twice as likely to die of skin cancer__________a woman.[ ]

A. than    

B. such    

C.so    

D.as

每支排舞都有固定的曲目名称和舞步组合，并逐渐形成了独一无二的（）

A.舞步

B.舞码

C.舞谱

D.舞姿