--Did your brother know?--No I didn’t tell him about itA. where do you workB. Where you w

问题补充：

--Did your brother know?

--No，I didn’t tell him about it．

A. where do you work

B. Where you worked

C. Where did you work

D. Where are you working?

答案：

A. where do you work

(答案→)B. Where you worked

C. Where did you work

D. Where are you working?

解析：英语宾语从句中一般为陈述语序。句意：你的哥哥知道你在哪儿工作吗？结合语境可知从句描述的是过去某时发生的动作，故用一般过去时态。故选B。