I have been working here since I this new position.
A. offered
B. have offered
C. was offered
D. had been offered
网友回答
A. offered
B. have offered
(答案→)C. was offered
D. had been offered
解析：句意，从我被提供这个新的职位起，我就一直在这里工作。这里since引导了一个时间状语从句。Since常意为“自从……”,主句常用现在完成时，从句常用一般过去式。故排除B和D。又因为时间状语从句中，主语”I”和“offer”之间是被动关系，故排除A，选C。