19.does Wang Han do? --He is a host. He works in Hunan TV Station. A. What B. Where C.

问题补充：

19. --does Wang Han do? --He is a host. He works in Hunan TV Station.

A. What B. Where C. Which

答案：

解析：根据He is a host. He works in Hunan TV Station.他是一个主持人。他在湖南电视台工作。可知是在询问职业，所以选A。What does Wang Han do?汪涵是干什么的？