Now let me tell you the work I have been doing with them. My job with the UN is not paid

问题补充：

Now let me tell you the work I have been doing with them. My job with the UN is not paid, but voluntary and as I said , I mainly visit countries where the UN has programs to help people.

A. before

B. although

C. even

D. in case

答案：

(答案→)A. before

B. although

C. even

D. in case

解析：词义辨析。A. 在……以前，以前 B. 虽然，尽管 C. 甚至，即使 D. 万一。句意：现在让我告诉你我和他们一直在做的工作。我和联合国的工作时不获取报仇的，就像我以前说过的义务的一样，我主要是访问那些有帮助项目的国家。故选A。