wonderful time they had on the Chidren’s Day!A. What aB. WhatC. How aD. How

问题补充：

wonderful time they had on the Chidren’s Day!

A. What a

B. What

C. How a

D. How

答案：

(答案→)A. What a

B. What

C. How a

D. How

解析：这是一个感叹句, 因为have a good/wonder time是固定短语, 所以选A.