It surprised us all Kate made such big progress in this final exam.A. whenB. thatC. howD.

问题补充：

It surprised us all Kate made such big progress in this final exam.

A. when

B. that

C. how

D. whether

答案：

A. when

(答案→)B. that

C. how

D. whether

解析：句意：让大家感到吃惊的是Kate期末考试取得了如此大的进步，it作形式主语，that引导主语从句，在从句中不做成分。