that the way people spend their holidays has changed a great deal in the past ten years.

问题补充：

that the way people spend their holidays has changed a great deal in the past ten years.

A. What is reported

B. It is reported

C. It reports

D. As is reported

答案：

A. What is reported

(答案→)B. It is reported

C. It reports

D. As is reported

解析：这题考查句型：It’s reported that…据报道…,it是形式主语，that引导的是真正的主语。句意是：据报道过去十年人们度假的方式改变很多。选B。