--- Miss Wang worked as a CEO.----Wow! She is so great.A. In the thirties　　　B. In her thi

问题补充：

---, Miss Wang worked as a CEO.

----Wow! She is so great.

A. In the thirtiesB. In her thirty C. In her thirties

答案：

解析：英语中in+人称代词+表示整十数的复数形式，表示在某人几十多岁时，故选C，在她三十多岁时，王小姐就担任了首席执行官。故选C。