Question

—Could you tell me _____________ last night?
—Er, I was watching TV at home.

A．what you were doing	B．what were you doing
C．what you are doing	D．what are you doing

Answer 1

A

本题tell后跟的是一个宾语从句，要用正常的陈述顺序，故本题不选BD，本题的回答语使用的是过去时，同时问句有过去的时间，故问句中的从句用过去时的一种，故本题选A。