different life today is from what it was thirty years ago!A. What aB. HowC. How aD. What

问题补充：

different life today is from what it was thirty years ago!

A. What a

B. How

C. How a

D. What

答案：

A. What a

(答案→)B. How

C. How a

D. What

解析：句意：今天的生活与30年前的生活多么不一样啊！这里是感叹句，被感叹的词是形容词different，所以用how感叹；What+a\an+名词单数＋主语＋谓语；What+ (名词复数＼不可数）＋主语＋谓语；How+形容词＼副词＋主语＋谓语；这里是how+形容词+主语+谓语，故选B。