51. According to statistics, a man is more than twice as likely to die of skin cancer ______ a woma

选D.more than意为“超过”,A is + 倍数 + as...as + B 表示“A在某方面是B的多少倍”.more than twice as likely to die of skin cancer as a woman的意思是“是女人死于皮肤癌的可能性的两倍以上”.该句的意思是“...