tall building it is!---It has over one hundred floors.A. WhatB. HowC. How aD. What a

问题补充：

--- tall building it is!

---It has over one hundred floors.

A. What

B. How

C. How a

D. What a

答案：

A. What

B. How

C. How a

(答案→)D. What a

解析：考查感叹句。How+形容词+主语+谓语+其他！what+a+单数名词+主语+谓语！多高的楼啊！它有一百多层。