There were two teachers named John ________at our school, which made some of our students ________.

A．working;confused

B．worked; confusing

C．work; confused

D．to work; confusing

赣南是客家人的主要聚集地，与闽西、粤东北一样，有“客家大本营”之称。赣西客家人多集中在井冈山、遂川、泰和、定南、龙南；赣西北客家人集中在修水、永修、铜鼓、万载、上高。 ( )