问题补充:
nice holiday the Greens are having!
A. What
B. What a
C. How
D. How a
答案:
A. What
(答案→)B. What a
C. How
D. How a
解析:句意:格林一家度过了多么愉快的假期啊!have a nice holiday,度过愉快的假期;句中用到了感叹句,英语感叹句用how和what两种表达方式,How+形容词+主语+谓语;What+a/an+形容词+可数名词单数+主语+谓语;What +形容词+不可数名词单数+主语+谓语。结合题意故选B。