问题补充:
I first met Lily five years ago. She as a nurse in a hospital at the time.
A. was working
B. has worked
C. had been working
D. had worked
答案:
(答案→)A. was working
B. has worked
C. had been working
D. had worked
解析:句意:五年前我第一次遇到莉莉,当时她正在一家医院做护士。因为是五年前遇到她的时候正发生的事情,所以用过去进行时,选A。