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。