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。