They were at the doctor's yesterday morning.at the doctor's对这部分提问[ ] [ ] the yesterdany morning?以这样的形式向at the doctor's对这部分提问
问题描述:
They were at the doctor's yesterday morning.at the doctor's对这部分提问
[ ] [ ] the yesterdany morning?
以这样的形式向at the doctor's对这部分提问
答
where were