问题补充：
different life today it is from was fifty years ago!
A. What a; what
B. How ; what
C. What; what
D. What a; how
答案：
(答案→)A. What a; what
B. How ; what
C. What; what
D. What a; how
解析：考查感叹句和宾语从句。含可数名词单数的感叹句的基本的构成是：What+a/an+形容词+单数可数名词+主语+谓语！或How+形容词+a|an+单数可数名词+主语+谓语！在句中，life是可数名词“生活”；而第二个空引导介词宾语从句，且在从句中作主语，故只能用what.
